# it is an equation 9b- 4b+ 3b= 16 please write it step by step

58,075 questions, page 500-
## math

A building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet. a. Find the length of the side of the lot opposite the 60° angle. b.Find the length of the hypotenuse of the triangular lot. c. Find the

*asked by allison on March 8, 2013* -
## prealgebra

A building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet. a. Find the length of the side of the lot opposite the 60° angle. b.Find the length of the hypotenuse of the triangular lot. c. Find the

*asked by Anonymous on July 31, 2014* -
## Pre-Algebra

Q: A building lot in a city is shaped as a 30° -60° -90° triangle. The side opposite the 30° angle measures 41 feet. a. Find the length of the side of the lot opposite the 60° angle. b. Find the length of the hypotenuse of the triangular lot. C.Find

*asked by DArko on June 22, 2014* -
## Chemistry......

If the statement is true, write a T in the blank. If the statement is false, rewrite it to make it correct. 1. An inert gas reacts easily with other elements 2. Radioactive decay is dependent on external forces such as temperature and pressure

*asked by Anonymous on September 8, 2013* -
## English

Thank you very much for helping me improve my questions. What do you think of this activity? Can you think of any other questions to include? 1) Do you support any charities? 2) What clothes are fashionable among teenagers in America these days (??)? 3)Do

*asked by Mike on March 14, 2011* -
## Chem

If the statement is true, write a T in the blank. If the statement is false, rewrite it to make it correct. 1. An inert gas reacts easily with other elements 2. Radioactive decay is dependent on external forces such as temperature and pressure

*asked by Anonymous on September 8, 2013* -
## ETH cultural diversity

hi anyone have any good websites for this paper i have to do, or ideas: choose an ethnic group to which you personally belong ( im going to choose irish). write a 750-1000 word essay answering the following questions: *was the group colonized?or if it

*asked by Michelle on August 30, 2007* -
## Med Term

write a fictitious medical report of about two paragraphs describing a dermatologic condition or disease. Focus the report on the onset, progression, location, and etiology of the condition or disease, and the treatment parameters. All terms must be

*asked by Tiya on April 22, 2011* -
## Physics

A plank 2.00 cm thick and 15.0 cm wide is firmly attached to the railing of a ship by clamps so that the rest of the board extends 2.00 m horizontally over the sea below. A man of mass 80.0 kg is forced to stand on the very end. IF the end of the board

*asked by Amber on November 17, 2010* -
## Chemistry

What is the mole ratio of hydrochloric acid to carbon tetrachloride? How many moles of CCl4 are produced when 5 moles of CH4 reactant with chlorine? How many grams of carbon tetrachloride can be produced from reacting 710 grams of Cl2 with excess methane?

*asked by Jane on May 31, 2018* -
## Math

a model rocket is launched from roof into a large field the path of the rocket can be modeled by the equation y= -0.02x^2+2.3x+6 where x is the horizontal distance ,in meters,from the starting point on the roof and y is the height in meters,of the rocket

*asked by AP on May 27, 2018* -
## Physics

Oscilloscopes have parallel metal plates inside them to deflect the electron beam. These plates are called the deflecting plates. Typically, they are squares 3.0 cm on a side and separated by 5.0 mm, with very thin air in between. What is the capacitance

*asked by Stesson on February 13, 2018* -
## Physics

A plank 2.00 cm thick and 15.0 cm wide is firmly attached to the railing of a ship by clamps so that the rest of the board extends 2.00 m horizontally over the sea below. A man of mass 80.0 kg is forced to stand on the very end. IF the end of the board

*asked by Amber on November 17, 2010* -
## Physics I Newton's 2nd Law

I need help! I cannot seem to figure out what I will need to do for my final tomorrow. I will be given a mass of a glider and an acceleration. Another mass (my unknown) will be tied to a string to the glider and will graphically give me my acceleration.

*asked by Chrissie on December 4, 2013* -
## calculus

conic sections prove that the line x-2y+10=0 touches the ellipse 9x^2+64y^2=576 show that the equation of the normal to the ellipse x^2/a^2 + y^2/b^2 = 1 at the point (a cos theta, b sin theta ) is ax sin theta - by cos theta - (a^2-b^2) sin theta cos

*asked by Kelly on June 28, 2008* -
## PRINCIPLE OF PROGRAMMING LOGIC & DESIN

Draw a flowchart and write a pseudocode of a program that allows the user to input their income amount The tax structure for the year where as follws Income is less than M27.730 per annum[M2.310.83 per month]does not pay tax between M27.730 per annum

*asked by RAPELANG on September 21, 2014* -
## math

the vcr mystery nancy watched the movie shoes n socks on her vcr. the movie lasted 1 hour and 45 minutes. at the end of the movie, the meter on the vcr read + 1:30. What was the reading on the meter when the movie began? Add 1 hour 45 min to 1 hour 30 min

*asked by cella on April 10, 2007* -
## Algebra help!

1.) Solve the system by triangularizing the augmented matrix and using back substitution. -x-y+z=1 x-y-4z=-7 4x+y+z=6 2.) Perform the indicated row operation, then write the new matrix. -4 4 | 4 9 -6 | 5 -2R1+ R2 ---> R2 3.) Solve the system by

*asked by Becca on March 28, 2013* -
## english - research paper

heyy.. i'm writing a research paper on Dr. Seuss. i've posted some questions before on how to write a research paper and stuff. now i just need to know some good, usable sites that will have his biography. also, some sites on subject "what was Dr. Seuss's

*asked by xxxx on May 16, 2009* -
## chemistry

Using the half-reaction method, balance the redox reaction below. Show your work; partial credit will be given. I- + Br2 → IO3- + Br- Write the reduction and oxidation half-reactions. Balance them for atoms. Balance each of the half-reactions for charge.

*asked by Anonymous on April 27, 2012* -
## Chemistry

Need help with AP chemistry, specifically Acids and Bases The acid ionization constant, Ka, for propanoic acid, C2H5COOH, is 1.3 10 -5 . (a) Write the expression for the acid-dissociation constant, Ka for propanoic acid. (b) Calculate the hydrogen ion

*asked by Sam on April 9, 2012* -
## Management of Information Technology (IT 205)

Assignment System Evaluation Paper Write a 700- to 1,050-word paper identifying and describing how specific system used in an organization has transformed how the organization operates. Discuss how the business requirements drove the system's initial

*asked by Kelly Estep on October 31, 2014* -
## PLEASE READ before you ask a question

Before posting, please understand a few things. 1) If we see other tutors replied to your message, we might skip it to go to others at first. This may be a problem, which I will discuss in a minute. If you do not ask a question, you will not get an answer.

*asked by MattsRiceBowl on December 18, 2010* -
## Math

a) The sales representative informs you that there are two floor plans still available, and that there are a total of 63 houses available. The sales representative later indicates that there are six times as many homes available with the second floor plan

*asked by Ashly Morgan on May 16, 2010* -
## Computer Science

Write a Class to represent one of the following items. Note that each class must a proper constructor even though the constructor is not explicitly named. 2. Student that has a name, point and course count. The class should have methods that can: (a) add a

*asked by Sarah N on May 28, 2010* -
## Algebra 1

Suppose students in your school arrive in groups each morning. You are the first to arrive, and you are alone, but still considered a group (consisiting of one person). The second group has two more people than the first group. The third group has two more

*asked by Elizabeth on April 10, 2008* -
## Math

Context: The function v(t) represents the velocity of a particle moving along a horizontal line at any time, t, greater than or equal to zero. If the velocity is positive, the particle moves to the right. If the velocity is negative, the particle is moving

*asked by Stephen on August 20, 2016* -
## Computer Sci Help pls

Write a Class to represent one of the following items. Note that each class must a proper constructor even though the constructor is not explicitly named. 2. Student that has a name, point and course count. The class should have methods that can: (a) add a

*asked by Sarah N on May 29, 2010* -
## Math (Confused)

A certain economy's consumption function is given by the equation C(x)=0.75x+5 where C(x) is the personal consumption expenditure in billions of dollars and x is the disposable personal income in billions of dollars. Find C(0), C(50), and C(100). a.

*asked by Rob on October 17, 2016* -
## algebra

Assume that the number of defective basketballs produced is related by a linear equation to the total number produced. Suppose that 6 defective balls are produced in a lot of 200, and 15 defective balls are produced in a lot of 300.

*asked by Anonymous on March 10, 2015* -
## Physics

1. A 0.200kg ball moves with a velocity of 0.3m/s. It collides with a second ball that is at rest and has a mass of 0.1kg. After the collision, the velocity of 0.1kg ball is 0.26m/s. What is the new velocity of the first ball. Please indicate which

*asked by Carol on June 26, 2011* -
## Math

1) What is the slope of a line that is parallel to y = 2? 2) What is the slope of a line that is perpendicular to y = 2? 3) What is the slope of a line that is parallel to x = -4? 4) What is the slope of a line that is perpendicular to x = -4? I don't get

*asked by Melanie on February 16, 2011* -
## algebra

During the playoffs you score 2 goals per game. By the end of the second playoff game you had scored 22 goals for the year. Find an equation that gives the total number of goals scored for the year, y, in terms of the number of playoff games, x.

*asked by chica on November 18, 2009* -
## algebra

company A charges $110 for the truck and $55 per hour for the movers company B charges $100 for the truck and $ 60 per hour for the movers create a cost equation for each company where y is the total cost and x is the number of hours of labor

*asked by HR on October 26, 2016* -
## math

Can you help me with this: Paul's budget for food is $10 more than 1/3 of his total budget. If $100 was alloted for food, what was the total budget? Ana if you have to change the 1/3 to a decimal, can you help me with that too? Thank you!! 100-10= 1/3 B I

*asked by Brianna on January 10, 2007* -
## algebra

Amy, beth and Carla are solving a quadratic equation. Amy misreads the constant term and finds the roots 8 and 2. Beth misreads the coefficient of x and finds roots -9 and -1. Carla solves it. What are Carla's solutions?

*asked by Anissa on October 10, 2011* -
## Deadline Approaching: Please Help

SIMPLEX METHOD - Table: Nutrient Peanuts Raisins M&Ms Pretzels Calories 855 435 1024 162 Protein 34.57 4.67 9.01 3.87 Fat 72.50 0.67 43.95 1.49 Carbs 31.40 114.74 148.12 33.68 Suppose that you want to make at most 10 cups of trail mix, using all the

*asked by Jay on June 6, 2011* -
## LA

The title "Two Kinds" refers to the statement by the mother that there are only two kinds of daughters: "Those who are obedient and those who follow their own mind!" At the end of "Two Kinds," Jing-mei puts the title in a different light when she realizes

*asked by the questinator on November 4, 2018* -
## Writing

How should I start an essay about myself? One of the most effective ways I've taught and used to write anything autobiographical is to think of a time when you did something really meaningful: ~ made a major decision about your future ~ endured a painful

*asked by Tae on August 20, 2007* -
## English

Okay so I have decided to write about "Banning the use of telephones while driving(including calls/texts)" This is my last shot at the final to earn a B in this class and possibly an A. My opinion on this subject is that I believe that there should be a

*asked by Hm on November 29, 2011* -
## statistics

The mayor of the town of Quahog, Rhode Island, Adam West, conducted a study to determine the mean household income of his constituents. The study surveyed 500 households and determined that the sample mean was $30,000. The population standard deviation is

*asked by Cara on March 16, 2015* -
## com 220

I thought I chose to write my final about Capital Punishment but instead I accidentally chose Affirmative Action. Now i have to create a full sentence outline that includes arguments and counter arguments that support my thesis statement. My thesis

*asked by Dr H on June 2, 2010* -
## Math

Write the ratio as a unit rate 27 miles in 1/2 hour A:13.5 miles per hour B:44 miles per hour C:54 miles per hour D:56 miles per hour My answer is B

*asked by Nashi Dragneel on November 16, 2017* -
## physics

This is a two-part question, and I got the first part, but I do not know how to do the second part. Two students walk in the same direction along a straight path, at a constant speed- one at 0.90 m/s and the other at 1.90 m/s. a) Assuming that they start

*asked by Anonymous on October 24, 2006* -
## algebra

a bag contains only nickels and dimes. there are exactly 18 coins in the bag. the amount of money in the bag is $1.25. let x represent the number of nickels in the bag. let y represent the number of dimes in the bag. 1. write a system of equations that

*asked by kelly on March 1, 2012* -
## college

Identify and describe which, if any, of the following creation and consequence situations that Native Americans has faced: Native American Creation: migration, annexation, or colonization Consequences Of Native Americans: extermination, expulsion,

*asked by Mandy on February 7, 2010* -
## English

Okay, this is going to be a bit hard. Do any of y'all know AwesomestAsh? It's her username on Wattpad. My English teacher is making everyone write a paper about someone we know online. I have nothing so far. I know her pretty well, but my English teacher

*asked by Barry Vacker on January 29, 2019* -
## Quantum Computing

In this problem, we will carry out some steps of the quantum factoring algorithm for N=21. (a) What is the period k of the periodic superposition set up by the quantum factoring algorithm if it chooses x=2? In other words, what is the period of f(j)=2^j

*asked by imath on September 22, 2013* -
## algebra

help please im on my final exam for algebra and i need to pass this is the second time taking it. media services charges $20 for a phone and $30 a month for itd economy plan. the equation c=30t+20 describes the total cost c, of operating a media service

*asked by at on January 24, 2010* -
## Algebra

A ball is thrown upward with an initial velocity of 14 meters per second from a cliff that is high. The height of the ball is given by the quadratic equation where h is in meters and t is the time in seconds since the ball was thrown. Find the time that

*asked by Sherry on March 4, 2013* -
## Calculus

Please, don't assume that we've been taught this stuff because we were literally just handed a packet and told to learn it ourselves. I don't understand this in the slightest. The question is: Use the information to evaluate and compare delta y and dy.

*asked by Lindsay on December 16, 2013* -
## Physics

Two blocks are connected by a string, The smooth inclined surface makes an angle of 35 degrees with the horizontal, and the block on the incline has a mass of 5.7kg. The mass of the hanging block is m=3.2kg. Find the direction and magnitude of the hanging

*asked by Priscilla on March 13, 2012* -
## Calculus

Please, don't assume that we've been taught this stuff because we were literally just handed a packet and told to learn it ourselves. I don't understand this in the slightest. The question is: Use the information to evaluate and compare delta y and dy.

*asked by Lindsay on December 16, 2013* -
## Physics

A conduction heat wave is caused to pass through a metal bar of average temperature Tmean = 36 degrees altering its temperature sinusoidally with an amplitude of Ti=2 degrees. The equation which gives the temperature T(x.t) of the metal bar at any place

*asked by Michaela on April 15, 2011* -
## Algebra II

1 ) Find the inverse of g(x) = 5x -2 2) the graph (x-2)^2 + 3(y-2)^2 = 25 is graph of a(an) ______ 3) which equation has a vertex (5,- 4) a) y= (x+4)^2 - 5 c) y = (x-5)^2 -4 b) y = (x-4)^2 +5 d) y=(x+5)^2 -4 4) solve 8^x less than or equal to 25 5) name

*asked by Bread on July 30, 2012* -
## Chemistry

The standard heat of formation of solid ammonium nitrate. NH4NO3 is -330kJ/mol. The equation that represents this process is: a) N2(g)+ 4H2(g)+3O2(g)->NH4NO3+ 330kJ b) 2N(g)+ 4H(g)+ 3O(g)-> NH4NO3+ 330kJ c) NH4(g)+ NO3(g)-> NH4NO3+ 330kJ d) 0.5N2(g)+

*asked by Bobby on July 24, 2010* -
## science

A ball is throen vertically downward from the rop of a 36.6 m tall building . The ball passes the top of a window that is 12.2 m above the groung 2.00s after being thrown. What is the speed of the ball as it passes the top of the window? Would i need to

*asked by Jen on September 12, 2006* -
## algebra 2

The capacity of the gas tank in a car is 16.5 gallons. The car uses 10.5 gallons to travel 178.5 miles. After driving 85 more miles, only 1 gallon of gasoline remains in the tank. Which linear equation and graph model the amount of gas g left in the tank

*asked by me on July 7, 2013* -
## math

L is a straight line in x-y plane. its equation is in the form y-8=m(x-1) determine all points in x-y plane where line L intersects curve y=2x^2 i know that 1,8 is a point on the line. I'm not sure what points the question is looking for here. Without

*asked by hawkstar on September 28, 2006* -
## calculus-can someone please help me with this ques

I have two questions if someone can PLEASE help. 1.solve the equation in the real number system. x^4+11x^3+24x^2-23x+35=0 **Please show work** 2.Use the remainder theorem to find the remainder. When f(x)is divided by x-3. Then use the factor theorem to

*asked by Jennifer on December 30, 2012* -
## Calculus

Evaluate, in spherical coordinates, the triple integral of f(rho,theta,phi)=cos (phi) , over the region 3

*asked by Mackenzie on November 28, 2012* -
## "Given Molality, calculate..."

"Given: An aqueous solution of C6H12O6 with a density of 1.18 g/ml" I) Calculate Molarity 1) It firsts asks me to, "State the moles of solute" 2) Calculate the mass of the solute in grams - I think I can do this if I know how to get #1 3) Later it also

*asked by Rachel on November 19, 2006* -
## Chemistry

Nitroglycerin, C3H5(NO3)3, a solid explosive compound, decomposes to carbon dioxide, water vapor, nitrogen, and oxygen. (a) Calculate the total volume of gases when collected at 1.2 atm and 25 degrees Celsius from 2.6*10^2 g of nitroglycerin. (b) What are

*asked by Kid on February 3, 2018* -
## pschology

Plaes help me with this I need it as soon as possible... Thanks 1.Choose one of the disorders listed below: •Tourette’s Syndrome •Oppositional Defiant Disorder •Conduct Disorder •Anxiety Disorder •Bipolar Disorder You can choose one for me and

*asked by alex on April 21, 2011* -
## math

A billboard is 4.0 meters by 2.5 meters. A scale diagram of the billboard must fit in a space that is 15 centimeters by 12 centimeters. Write a reasonable scale for the scale diagram.

*asked by Emily on January 14, 2016* -
## precalculus

A town has population 700 people at year t=0 . Write a formula for the population, P, in year t if the town: (A) Grows by 45 people per year: P= (D) Shrinks by 12 people per year: P=

*asked by barney on March 13, 2019* -
## math

Trains a and b are traveling in the same direction on parallel tracks;Train a is traveling 40mph and train b is traveling 50mph. Train A passes a station at 8:15 am. If train b passes the same station at 8:27 am what time will train b catch up to train a?

*asked by john on January 9, 2010* -
## Chemistry- Reacting Masses Calculations

Hi the question asks me to calculate the mass of calcium carbonate that must be decomposed to produce 14kg of calcium oxide. I think I've gone wrong somewhere, do you write 14000g or 14kg etc, could you help? I did: Moles CaO=(Mass CaO/Mr CaO) =1400/56 =25

*asked by Oli on November 2, 2014* -
## math

The cheerleading squad is having a bake sale. They want to bake at least 120 cookies. They made 12 cookies the first hour and 24 cookies the second hour. a)Write an inequality that describes the scenario. Let Variable h represent the number of hours that

*asked by XenaGonzalez on October 18, 2015* -
## math/story problem

Trains a and b are traveling in the same direction on parallel tracks;Train a is traveling 40mph and train b is traveling 50mph. Train A passes a station at 8:15 am. If train b passes the same station at 8:27 am what time will train b catch up to train a?

*asked by Please on January 9, 2010* -
## Algebra

Let x equal the age, in human years, for a dog that is 2 years old or older. For each of your chosen breeds, write an expression to model its age in dog years. [Hint: Use (x - 2) in each expression.] These are the dog years: 2yrs: 23 yrs old 3yrs: 27 yrs

*asked by Brooklin on December 22, 2015* -
## Math story problem

Trains a and b are traveling in the same direction on parallel tracks;Train a is traveling 40mph and train b is traveling 50mph. Train A passes a station at 8:15 am. If train b passes the same station at 8:27 am what time will train b catch up to train a?

*asked by John on January 9, 2010* -
## Math-probability

A sporting goods store estmates that 20% of the students at a nearby university ski downhill and 15% ski cross country. Of those who ski downhill, 40% also ski cross country. What percentage of these students ski both down hill and cross country? Write as

*asked by Gina on July 27, 2013* -
## physics

write down in terms of the mass m and the velocity v of the body, expressions for i) momentum ii) the kinetic energy use your answer to (b) to help calculate the mass and the velocity of the ball momentum is mass*velocity Kinetic energy is 1/2

*asked by Kim on October 16, 2006* -
## CHEMISTRY

Write formulas for the compounds that form from Sr and each of the following polyatomic ion: NO3 −1, SO4 −2, PO4 −3. SR (+3 CHARGE) NO3(-1 CHARGE) SO4(-2 CHARGE) PO4(-3 CHARGE) Re posting this question. hopefully someone can help me answer this now.

*asked by MELISSA on June 24, 2016* -
## english

We swam for two days, and we were tired. please I need this sentence with out a comma splice Is this is correct? We swam for two days and we were tired. Underneath that, write the corrected sentence without the comma splice.

*asked by antonio on July 16, 2014* -
## Math

Write the statements in symbolic form. Let p: The temperature is 90°. q:The air conditioner is working. r.The apartment is hot. If the apartment is hot and the air conditioner is working, then the temperature is 90°.

*asked by Jen on July 11, 2011* -
## English Grammar

e.g. The bar graph below shows the TV viewing habits of Koreans. In this sentence, what is the part of speech of 'below'? Can we write like this?: The bar graph which is below shows the TV viewing habits of Koreans.

*asked by John on November 17, 2007* -
## Math calculus 2

A propane tank is in the shape generated by revolving the region enclosed by the right half of the graph of (4*x^2)+(64*y^2)=144 and the y-axis about the y-axis. If x and y are measured in meters find the depth of the propane in the tank when it is filled

*asked by Anonymous on February 15, 2018* -
## Math - Solving for Trig Equations

Solve the following equation for 0 less than and/or equal to "x" less than and/or equal to 360 -- cos^2x - 1 = sin^2x -- Attempt: cos^2x - 1 - sin^2x = 0 cos^2x - 1 - (1 - cos^2x) = 0 cos^2x - 1 - 1 + cos^2x = 0 2cos^2x - 2 = 0 (2cos^2x/2)= (-2/2) cos^2x =

*asked by Anonymous on November 22, 2007* -
## Chemistry

'A solution is prepared by titrating a 100.0 mL sample of 0.10 M HF (Ka = 7.2 x 10^-4) with 0.1 M NaOH. What is the pH after 20.0 mL of the 0.10 M NaOH is added?' I'm a little bit confused but here's my ICE chart (in moles): HF________OH-_____F-

*asked by SarahF275 on February 21, 2018* -
## Science, NATS

Consider the following chemical reaction. Molecular hydrogen and carbon dioxide react to form water and methane. H2+CO2-->H2O+CH4 A)Explain why this equation is not balanced and what law of nature does it break in its current form? B) Astronauts from the

*asked by David on October 1, 2016* -
## math

Could someone check my answer: the question is: The equation y= 12x +5 shows the total cost for ordering tickets on the phone for a certain outdoor concert. Tickets are $12 each, and there is a one-time service fee of $5. Can the slope of this line be

*asked by sam on September 16, 2009* -
## Math, help

I need help what formula would i use or what steps do i take? A professor gives a test with 100 true-false questions. If 60 or more correct is necessary to pass, what is the probability that a student will pass by random guessing? The brute force way of

*asked by student on July 13, 2007* -
## statistics

would someone please work this problem out in steps so I can understand it. book not helping confusing me more. A study was conducted to investigate the relationship between the cost, y (in tens of thousands of dollars), per unit of equipment manufactured

*asked by Sue on May 24, 2013* -
## chemistry

what is the chemical equation for these situations..? a) there is a straight iron nail in the solidified gelatin solution. the gelatin solution was prepared with phenolphthalein and K3Fe(CN)6. b) same scenario as with (a) but the nail is bent c) same with

*asked by princess on January 11, 2011* -
## physics

It takes you 5 hrs to climb the top of a peak. The altitude of the peak is 400m, and you started from your camp that is an altitude of 300m. Estimate your power output during the climb. First i found that you move 1000m in 5 hrs, which would be .0556m/sec.

*asked by Anonymous on October 15, 2007* -
## chemistry

HELP PLEASE... what is the chemical equation for these situations..? a) there is a straight iron nail in the solidified gelatin solution. the gelatin solution was prepared with phenolphthalein and K3Fe(CN)6. b) same scenario as with (a) but the nail is

*asked by princess on January 11, 2011* -
## algebra

I have been working this one for awhile and have become more confused. Please assist. Problem: Find two consecutive odd integers such that 5 times the first interger is 12 more than 3 times the second. The key thing is to realize that odd numbers, just

*asked by ken on April 21, 2007* -
## math

9. A company that manufactures a specialty line of high performance racing boats has determined that its profit margin can be represented by the equation, PM(x)=-x^3+7x^2-10x, where x is in thousands of dollars. a) graph without technology. b) determine

*asked by kavi on November 26, 2013* -
## chemistry

HELP PLEASE... what is the chemical equation for these situations..? a) there is a straight iron nail in the solidified gelatin solution. the gelatin solution was prepared with phenolphthalein and K3Fe(CN)6. b) same scenario as with (a) but the nail is

*asked by Anonymous on January 11, 2011* -
## Algebra 1B

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = -0.04x^2 + 8.3x + 4.3, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

*asked by Abby on December 2, 2016* -
## Algebra

A model rocket is launched from a roof into a large field. The path of the rocket can be modeled by the equation y = –0.04x2 + 8.3x + 4.3 , where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters,

*asked by Cassie on March 11, 2013* -
## Chemistry

The question is what is the molecular equation for acetic acid mixed with ammonia, sulfuric acid mixed with barium hydroxide, copper (II) sulfate mixed with hydrosulfuric acid, and copper (II) acetate mixed with hydrosulfuric acid. I've attempted some but

*asked by Bach on March 16, 2010* -
## chemistry

HELP PLEASE... what is the chemical equation for these situations..? a) there is a straight iron nail in the solidified gelatin solution. the gelatin solution was prepared with phenolphthalein and K3Fe(CN)6. b) same scenario as with (a) but the nail is

*asked by Anonymous on January 11, 2011* -
## Calc

A 100 inch piece of wire is divided into 2 pieces and each piece is bent into a square. How should this be done in order of minimize the sum of the areas of the 2 squares? a) express the sum of the areas of the squares in terms of the lengths of x and y of

*asked by katie on November 16, 2010* -
## Chemistry 114

Write the balanced ionic equations for the following precipitations and complex forming reactions: a) AgNO3 solution + copper sulphate solution b) copper sulphate solution + lead nitrate solution c)CoCl2 solution + conc. HCl d) Zinc chloride solution +

*asked by Chenny on April 12, 2010* -
## chemistry

write the metal ion complex (predominant one) for the beakers: all four beakers contained .1M Ni(NO3)2 6H20, which was a light teal green to beaker 2, 1mL of 6MNH3 was added, and it turned bright blue to beaker 3 and 4, 1 mL of 30%en was added and they

*asked by sam on February 2, 2009* -
## Math

You have $30 to spend on picking 25 pounds of two different types of fruit at a farm. The apples cost $1.40 per pound the blueberries cost $.90 per pound and the cherries cost $1.10 per pound. You want prices many pounds of apples as the other two fruits

*asked by Jude on April 10, 2016* -
## Math

An object suspended from a spring is oscillating up and down. The distance from the high point to the low point is 30cm, and the object takes 4s to complete 5cycles. For the first few cycles, the distance feom the mean position, d(t) centimetres, with

*asked by Katlyn on March 25, 2013*

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