# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 701-
## Business Statistics

FORMAT INSTRUCTIONS Each question requires the use of MINITAB to solve. Please submit your work as a WORD or similar document. You can prepare this by cutting and pasting the results generated in MINITAB to such a document. Then you can edit that file with

*asked by Amer on April 20, 2015* -
## Business Statistics

FORMAT INSTRUCTIONS Each question requires the use of MINITAB to solve. Please submit your work as a WORD or similar document. You can prepare this by cutting and pasting the results generated in MINITAB to such a document. Then you can edit that file with

*asked by Amer on April 20, 2015* -
## physics

a golfer hits a golf ball an initial velocity of 54m/s [42 degrees above the horizontal]. the ball lands on an elevated green that is 14m higher that the level from which the golfer hit the ball. a) how far away horizontally from the golfer does the ball

*asked by eddie on March 19, 2015* -
## Math accelerated

A decorative floor pattern has 1red square tile surrounded by 12 blue tiles.write and evaluate an expression to show how many total red and blue tiles are needed if there are 15 red tiles. Then make a table showing the total number of tiles if there are

*asked by Jeontae on August 24, 2015* -
## i need sir damon steve reiny and bob physics

A 100tones acts on a 300tones block placed on an inclined plan with a 3:4 slope, the coefficients of frictions btw the blocks and the inclined plane are 0.25 and 0.20 respectively (A) determine weather the block is in equilibrium ( if the block is not in

*asked by uwana on July 20, 2017* -
## physics

a golfer hits a golf ball an initial velocity of 54m/s [42 degrees above the horizontal]. the ball lands on an elevated green that is 14m higher that the level from which the golfer hit the ball. a) how far away horizontally from the golfer does the ball

*asked by eddie on March 19, 2015* -
## Tax

Anyone knows what's the tax rate in Minnesota? I don't know the name of the tax, but I meant the tax you got taken away from your check when you work. Income tax? I web site with various tax rates corresponding to different level of income earned would be

*asked by Daisy on December 27, 2007* -
## math help

could some one please explain to me reciprocal how to find the reciprocal my math home work says find the reciprocal of (-1/8)(13/2)(4) reciprocal you change over so is the -1/8 -8/1 or would it be 8/1 13/2 would be 2/13 4 would be 4/1 then 1/4 then i

*asked by larry on February 2, 2007* -
## Precalculus

I have posted this question earlier as well but was unable to receive an answer. I don't know how to do this question at all, so PLEASE help me with this question and also show me the steps, so that I can learn. I would appreciate it a lot. A high sound

*asked by jh on March 9, 2010* -
## CALCULUS HELP!!

I haven't done this type of problem in a while, so if someone can just show me how to set it up, I can figure out the rest. (: "A 13-foot ladder is leaning against a building when its base begins to slide away from the base of the building. By the time the

*asked by Lindsay on December 1, 2013* -
## Math

Please Help A body consists of a solid hemisphere of radius r joined to a right circular cone of base radius r and perpendicular height h. The plane surfaces of the cone and hemisphere coincide and both solids are made of the same material. Show that the

*asked by Joe on July 24, 2016* -
## Business stats

I have just started business school and am struggling with this HW problem. any help would be great!!...A certain type of new business succeeds 60% of the time. Suppose that 3 such businesses open (where they do not compete so its reasonable to believe

*asked by bob on April 14, 2009* -
## Algebra

The Hubble Space Telescope can see stars and galaxies where brightness is 1/50 of the faintest objects now observable using ground-based telescopes. Use the fact that the brightness of a point source, such as a star, varies inversely as the square of its

*asked by Mickey on November 18, 2014* -
## math,algebra,help

Is this right: Solve: x^2+16x+60=0 this is what i did: i used the quadratic formula and this is what i ended up with. x = -8 +- (sqrt(16))/(2) Which is -8 +-2 Or you could have factored the quadratic (x+10)(x+6) Which is -8 +-2 Or you could have factored

*asked by jasmine20 on April 14, 2007* -
## math word problems

The sum of two numbers is 69. The second is 9 more than 4 times the first. What are the two numbers? would the equation i have be right 4x+y+9=69 4*15+0+9=69 60+9=69 No. Let the two numbers be x and y, with x the smaller number. x + y = 69 y = 4x + 9 5x +

*asked by TAMMY on April 27, 2007* -
## Math

/ - fraction sign, not a division sign Solve the following equation -4=7/33x a. x=132/7 b. x=-132/7 c. x=-7/132 d. -33/28

*asked by Kaai97 on October 12, 2015* -
## Math

A 120-ft long playground is just 15-in on the scale drawing.What is the scale on the scale drawing? How would you solve this question?

*asked by Alex on January 14, 2015* -
## Trigonometry college

Use a calculator to solve csc (theta) = -3. I know the answer is 3.48 and 5.94 but I need the steps to take on the calculator to arrive at the answer. I have a ti-84 calculator. thanks!

*asked by Sarah on November 28, 2010* -
## Physics(please check)

Solve for Q Q= sin^-1 1.5/9.8 I got 8.80 Is this correct? I have a TI-30 calculator and to do the sin^-1 I pushed the 2nd button and then sin. I am not sure if this is correct.

*asked by Hannah on June 20, 2012* -
## maths

A three digit number is multiplied by a 2 digit number and answer is a natural number. How o solve this and logic for this thanks

*asked by spita on January 28, 2013* -
## trig

solve the equation 2 tan^2(theta)sin(theta)-tan^2(theta)=0 interval[0,360)

*asked by stacey graham on March 27, 2010* -
## trig

solve the equation tan^2 (theta) + tan (theta)=0 for the interval 0 is less than or equal to (theta) is less than 2 pie.

*asked by Please Answer :) on May 26, 2010* -
## Gas Laws

What equation would I use to solve this problem: The volume of a balloon is 3.78 L at 22.8°C. The balloon is heated to 42.4°C. Calculate the new volume of the balloon.

*asked by Parkin on November 13, 2012* -
## Algebra

Have three problems and I'm really confused how to solve/simplify 1. 4/3+square root of 5 2. -4/-4+4square root of 2 3. 1/1+ square root of 2

*asked by NEED HELP on September 29, 2014* -
## Pre Algebra

the problem is that I have to find the length of x. Here's what they say: Find the missing length, when the perimeter is 9x+11 then here are the length that are given on the shape: 2x+3 and 3x+1 How could I solve this?

*asked by Lily on June 11, 2008* -
## Math C30

What's next? Solve: cosx(tanx + sqroot3) - sqroot3/2(tanx-sqroot3) Provide exact answers .. help

*asked by Don on November 7, 2011* -
## Math help

You have $59.95 in your wallet and want to buy some new CDs. If the CDs are $11.99 each, what number of CDs, x, can you buy? Write and solve an inequality.

*asked by Anonymous on January 12, 2016* -
## math

The ratio of boys to girls is 3 to 7. If there are 200 more girls than boys, how many boys are there? Use a tape diagram to solve.

*asked by latonya on September 22, 2014* -
## Math

My son has a homework (Kindergarden) where he has numbers and next to it there are five square frames. The numbers are 3 and 4. The instructions are as follows: Place counters in the five frames to show the number. Draw counters. Trace the number. What are

*asked by Luis on September 23, 2010* -
## algebra

One more triangle question,please. In this triangle,the short leg is x and the longer leg is 1/2x + 11. If the hypotenuse is 2x + 1, what are the lengths of each side of this right triangle? Please show all calculations. Short leg = ______ Long leg =

*asked by Anneliese on January 23, 2017* -
## English

I come from Germany so my English is not the best... I would be really happy, if someone could read and correct this text about private schools.. it's urgend In general I think a private school isn’t a good idea and I really want to query whether the

*asked by Tina on June 27, 2009* -
## chemistry

The skeletal structures of the two amino acids, glycine and lysine, are given below along with the values of the relevant acid dissociation constants (pKa). (a) For an aqueous solution of glycine alone, calculate the value of pH at which the ratio of the

*asked by a on June 1, 2013* -
## Dr. Bob

Okay so I read your part on the discussion... and I added it to my discussion it just seems like I need more my professor said that the discussion part is supposed to repeat everything talked about in the previous sections like the intro,methods ect. It

*asked by Suzy on November 17, 2007* -
## Chemistry

Determine the cell potential (in V) for a platinum electrode in an acidic solution of 0.004M H+(aq), 3.226M ClO4-(aq) and 4.445M ClO3- (aq) ions, coupled to a gold electrode in 3.238 M Au3+ (aq) at 307.10 K. Im confused about the mulitple molarities given

*asked by Matt on March 1, 2008* -
## Chemistr repost

Determine the cell potential (in V) for a platinum electrode in an acidic solution of 0.004M H+(aq), 3.226M ClO4-(aq) and 4.445M ClO3- (aq) ions, coupled to a gold electrode in 3.238 M Au3+ (aq) at 307.10 K. Im confused about the mulitple molarities given

*asked by Matt on March 1, 2008* -
## Dr. Bob

DISCUSSION: This experiment was conducted to determine the iron content in a breakfast cereal. The results indicate 39% iron in a sample of Kix cereal. This value is slightly lower than the 43% listed on the cereal box. The difference may be attributed to

*asked by Suzy on November 18, 2007* -
## physics

Some sliding rocks approach the base of a hill with a speed of 18.0 . The hill rises at 41.0 above the horizontal and has coefficients of kinetic and static friction of 0.420 and 0.570, respectively, with these rocks. Start each part of your solution to

*asked by Anonymous on October 2, 2012* -
## chemistry

Two containers of equal volume are separated by a membrane that allows free passage of water but completely restricts passae of solute molecules. Into which compartment will water flow, or will there be no net movement of water? Which solution is at the

*asked by rena on August 8, 2013* -
## chemistry

Two containers of equal volume are separated by a membrane that allows free passage of water but completely restricts passae of solute molecules. Into which compartment will water flow, or will there be no net movement of water? Which solution is at the

*asked by rena on August 8, 2013* -
## Math

Six girls each invited a date to the Sadie Hawkins dance. Before they joined in the fun, each couple worked in a different booth. The booths were Popcorn Sales, Marriage, Hayrides, Old Time Photos, Lemonade, and Raffle Tickets. Grab your partner and go

*asked by DIana on November 7, 2010* -
## university chemistry

this is for a chemistry laboratory experiment called "how much caffeine is there in instant coffee" What should be the pH of the aqueous layer to extract caffeine? There are three aqueous solutions that you may choose from. A. pH >14, using 2.5 M NaOH (aq)

*asked by angela on March 12, 2013* -
## Chemistry- colligative properties

Which of the following aqueous solution of equal molality has the lowest freezing point? a. H2SO3 b. NaCl c. NaOH d. Ca(NO3)2 How do you answer this without looking at their i values from textbooks? I know that delta(Fpt) = m * K,f * i and that i is

*asked by Levi on September 28, 2014* -
## Chemistry

Can you please help me write the oxidation and reduction half reactions represented in each of these redox equations, and help me write the half reactions in net ionic form if they occur in aqueous solution. 1) PbO(s) + NH3(g) --> N2(g) + H2O(l) + Pb(s) 2)

*asked by sydney on August 24, 2015* -
## algebra

The area of a rectangular athletic field is represented by the expression 9y^2 - 25z^2 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct

*asked by carol on April 28, 2011* -
## chemistry

When 0.638 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 104C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. The molar heat of reaction for the

*asked by Anonymous on February 18, 2009* -
## physics

a hiker stands on an isolated mountain peak near sunset and observes a rainbow caused by water droplets in the air 8 km away. the valley is 2 km below the mountain peak and entirely flat. what fraction of the complete circular arc of the rainbow is visible

*asked by Samson on May 30, 2019* -
## skyiline college

A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment, 0.1107 g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

*asked by sevag on December 8, 2012* -
## chem

Suppose that Quebec had managed to succeed from Canada and became an independent country. Just to be difficult, they decreed that they will only measure pressure in mm Hg and volume in cm3. What value for R, the ideal gas constant, would students in Quebec

*asked by Matt on December 2, 2007* -
## Chemistry

A solid sample containing a simple mixture of NaHSO3 and Na2SO3 was dissolved in distilled water and titrated with a standard HCl solution. 13.88 mL was required to reach the first stoichiometric point, and an additional 45.12 mL to reach the second. What

*asked by Silver on December 6, 2010* -
## Intermidiate Algebra

The area of a rectangular athletic field is represented by the expression 25y^2-4z^2 square meters. Write an algebraic expression to represent one possible set of dimensions (in the sense “length times width”) of the athletic field. Include correct

*asked by Elisa on June 19, 2011* -
## chemistry

I'm working on substitution organic chemistry problems and I just had a question. There's an equation in which a molecule is treated with methanol in an acetone solution. Would the reaction be SN1 or SN2? I thought that it was SN2 because of the aprotic

*asked by Jin on November 29, 2014* -
## chemistry

A student wanted to determine the density of an irregularly shaped piece of sodium metal. The student is warned not to use water displacement to find the volume of the piece of sodium. Explain the reason for the warning and offer an effective solution to

*asked by Tay J. on December 16, 2011* -
## Chemistry

A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment, 0.1107 g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

*asked by Desz on August 6, 2013* -
## chemistry

The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an absorbance of 0.550. If a trial's absorbance is measured to be 0.350 and its initial concentration of SCN– was 0.0010 M, the

*asked by temperance on April 9, 2008* -
## CHEMISTRY !!! HELP !

A 70.0 mL solution of 0.165 M potassium alaninate (H2NC2H5CO2K) is titrated with 0.165 M HCl. The pKa values for the amino acid alanine are 2.344 (pKa1) and 9.868 (pKa2), which correspond to the carboxylic acid and amino groups, respectively. Calculate pH

*asked by Owen on September 26, 2015* -
## Chem I

Ok here is another one! Concentrated aqueous HClO4 has a concentration of 14.8 M. Calculate the concentrations of ALL ions present in a solution prepared by pipetting 5.00mL of concentrated HClO4 into a 1000.0-mL volumetric flask and filling to the mark.

*asked by Natalea on November 15, 2010* -
## Chemistry

1.654 of a hydrated acid H2C2O4.xH2O was dissolved in water and the soultion was made up to 250cm3 . 23.80cm3 of this solution required 25.00cm3 of 0.100moldm-3 NaOH to reach the end point. Identify the value of x and the formula of the hydrated acid

*asked by Jemma on November 21, 2016* -
## CHEMISTRY

A 70.0 mL solution of 0.165 M potassium alaninate (H2NC2H5CO2K) is titrated with 0.165 M HCl. The pKa values for the amino acid alanine are 2.344 (pKa1) and 9.868 (pKa2), which correspond to the carboxylic acid and amino groups, respectively. Calculate pH

*asked by Owen on September 27, 2015* -
## Chemistry

A compound of carbon, hydrogen, and oxygen was burned in oxygen, and 2.00g of the compound produced 2.868 g CO2 and 1.567 g H2O. In another experiment, 0.1107 g of the compound was dissolved in 25.0 g of water. This solution had a freezing point of -0.0894

*asked by sevag on December 9, 2012* -
## Chemistry

Question as follows: 75.0g tartaric acid in 1 Liter is what molarity(moles/liter) mw=150.087 g/mol M1= 25 ml tartaric solution is titrated with 31 ml ammonium. What is the equation rearanged for normality of ammonium: starting with N1V1=N2V2 N1= V1= V2=

*asked by Cicily on October 12, 2012* -
## Trigonometry (Law of Sine)

Triangulation can be used to find the location of an object by measuring the angles to the object from two points at the end of a baseline. Two lookouts 20 miles apart on the coast spot a ship at sea. Using the figure below find the distance, d, the ship

*asked by Alianne on February 25, 2012* -
## statistics

What would you guess the value of the correlation coefficient to be for the pair of variables: "number of man-hours worked" and "number of units of work completed"? a) approximately 0.9 b) approximately 0.4 c) approximately 0.0 d) approximately -0.4 e)

*asked by Anonymous on August 2, 2011* -
## health

What is an example of a patient in crisis? A. A patient who is happily married B. A patient who recently earned a promotion at work C. A patient who recently lost his or her job D. A patient who started a new exercise regimen c?

*asked by Aya on August 3, 2012* -
## Social Studies

The Massachusetts Bay Colony 5. Who lived there? 6. What activities/major events occurred in this colony? 7. If the country specialized in the production of a crop, what was it? 8. If the country was involved with trade, what did they trade? And who did

*asked by Rosio on September 21, 2006* -
## English

What is the benefit Bushnell sees in video games? A)They improve kids reflexes*** B)They excite kids about technology C)They fill up our leisure time D)They are an affordable activity The point of the profile "Nolan Bushnell" is to learn about____

*asked by Pls help me! on January 4, 2018* -
## Inorganic

Heyy, I have a quick question. I am doing binary systems, and I have a water/propanol system, and it says " 0.433 mole fraction propanol (71.7% propanol by weight)" does this mean that the mole fraction of water is 0.433 or propanol? Cause if propanol is

*asked by Tracy on November 20, 2007* -
## Computer Programming (XML)

Using the employees.xml file below, create a DTD file â€œemployee.dtdâ€ based on â€œemployees.xmlâ€. Create a schema files â€œemployee.xsdâ€ based on â€œemployees.xmlâ€. Create a html page â€œemployees.htmlâ€

*asked by Lisa on February 23, 2012* -
## algebra

A poll estimates that 43% of likely voters are in favor of additional restrictions on teenage drivers. The poll has a margin of error of plus or minus 4%. Write and solve an absolute value equation to find the minimum and maximum percent of voters that

*asked by Laila on September 28, 2011* -
## physics

Please help me to solve this problem about electic potential : An electric car accelerates for 7.0 s by drawing energy from its 290-V battery pack. During this time, 1200 C of charge pass through the battery pack . Find the minimum horsepower rating of the

*asked by Me on December 19, 2010* -
## College Algebra

A jazz group on tour has been drawing average crowds of 1000 people. It is projected that for every $1 increase in the $17 ticket price, the average attendance will decrease by 60. What equation could be used to solve this problem and at what ticket price

*asked by Jaycee KRistjanson on February 10, 2016* -
## Algebra

I can not figure out how to solve this problem: "Two planes left the Chicago airport at the same time four hours ago. One is 40 miles per hour faster than the other one, and they are 6600 miles apart. What is the rate of each plane?" I am not the best at

*asked by Julia on October 26, 2008* -
## geometry

The summit of Mount Everest is approximately 29,035 ft above sea level. What is the distance from the summit to the horizon, rounded to the nearest mile? Assume that the distance from the Earth's center to any point on Earth's surface is 4,000 miles. How

*asked by Cole on June 28, 2016* -
## chemistry

A 0.46771g sample containing sodium bicarbonate was titrated with hcl requiring 40.72ml. The acid was standardized by titrating 0.1876g requiring 37.86ml of the acid.Find the percentage of NAHCo3 FW 84mg/mmoml in the sample? Who helps me to solve it

*asked by Fai on November 22, 2012* -
## math

A poll estimates that 43% of likely voters are in favor of additional restrictions on teenage drivers. The poll has a margin of error of plus or minus 4%. Write and solve an absolute value equation to find the minimum and maximum percent of voters that

*asked by Laila on September 28, 2011* -
## Social Studies

1) Why has relying on one crop or resource presented an economic problem for many Latin American nations? How have these nations been trying to solve this problem? 2) How might the cultures of Latin America be different if the Spanish and Portuguese had

*asked by Helppp!!!! on April 26, 2016* -
## Science

Pls help me solve this question pls. A stone of mass 6.5kg is thrown vertically upward with velocity with 10m/s find a. the potential energy at the greatest height and the value of h .b the kinetic energy of reaching the ground again(g=10m/s2) in physics?

*asked by Joseph on February 5, 2017* -
## Math

Mr. shows bought movie tickets for the members of his family and spent $12.50 on popcorn. He spent a total of $46.25 for his family to go to the movies. How many tickets did he buy. (Write an equation containing a variable and solve) this is all the

*asked by Jamye on February 19, 2017* -
## ALGEBRA

A baseball team has 13 players; how many possible batting orders can the coach make if there are 9 players in the batting lineup?Hello can you help with this problem i try different ways to solve it but it is not match with my answers A. 235,368 B.

*asked by Sam on November 16, 2016* -
## college Algebra

Use a calculator to help solve the problem. The life expectancy of white females can be estimated by using the function = 78.5(1.001)x, where x is the current age. Find the life expectancy of a white female who is currently 50 years old. Give the answer to

*asked by Dee on November 4, 2013* -
## physics

Please help me to solve this problem about electic potential : An electric car accelerates for 7.0 s by drawing energy from its 290-V battery pack. During this time, 1200 C of charge pass through the battery pack . Find the minimum horsepower rating of the

*asked by Me on December 19, 2010* -
## math

I do not understand how to set up this problem so i can solve it. Jeff Bagwell of the Houston Astros has 104 hits in 325 times at bat. Matt Williams of the Arizona Diamondbacks has 88 hits in 275 times at bat. Do they have the same batting average?

*asked by will on February 6, 2008* -
## physics

While flying due east at 130 km/h, an airplane is also carried northward at 41 km/h by the wind blowing due north. What is the plane's resultant velocity? (Draw vector diagram to solve problem.) Magnitude km/hDirection (north of east) 72° 18° 18° 72°

*asked by Eddie on October 4, 2011* -
## Math

Which interval does the shaded area represent? (The picture shows the first quadrant with the graphs of y=x^2 and y=cosx; the shaded area is a rectangle with the top right corner being the intersection of the functions and the bottom right corner being the

*asked by Katerina on January 13, 2016* -
## Math Help

This is a substitution equation. Would that change the steps that you did? Y=3x+1 Y=5x-3 Answer says x=-2 and y=7 Please explain steps. Thanks math help - MathMate, Monday, April 23, 2012 at 10:25pm Y=3x+1 ...(1) Y=5x-3 ...(2) By comparison of (1) and (2),

*asked by TO: Mathmate on April 23, 2012* -
## Chemistry

A solution of aniline(C6H5NH2, Kb=4.2x10^-10) has a pH of 8.69 at 25 Celsius. What was the initial concentration of aniline? I have so far don't know if it's right: *. [H3O]=10^-8.69=2x10^-9 * 4.2x10^-10=(2x10^-9)^2 / x X=1.2x10^-8 (correct???)

*asked by V on March 20, 2013* -
## Algebra

Kyle has 13 coins in his pocket that are either quarters or nickels. He has $2.05 in his pocket in coins. Let q represent the number of quarters and n represent the number of nickels. The following system of equations represents this situation: q+n=13

*asked by Suzan on December 14, 2016* -
## Pre Alg (Check my work?)

1.) In which Quadrant is the point (x,y) located if x is negative and y is positive? II III IV (MY ANSWER) I 2.) Point A(5,-10) is reflected over the Y axis. Write the coordinates of A'. (-8,-10) (8,10) (8,-10) MY CHOICE (-8,10) 3.) At the half-tame show,

*asked by AudioslavedCobain182 on November 11, 2013* -
## Chem

Find the constants (a and b) for O2 in Table 5.7. Use the Van der Waals equation to determine the pressure of 1.000 mole of O2 if the gas occupies 22.50 liters at 27.00 oC. First, find the values for each of the two terms in the equation, then find the

*asked by Feather on October 11, 2014* -
## Chemistry

A baker uses sodium hydrogen carbonate as the leavening agent in a banana nut quickbread. the baking soda decomposes according to two possible reactions. 1. 2 NaHCO3 = Na2CO3+H2O+CO2 2. NaHCO3+H=H2O+CO2+Na. calculate the volume in mL of CO2 that forms at

*asked by Stacey on October 7, 2010* -
## Physics

This is another problem that I need clarification on since no one seems to be of any help at my school, A pulley system is used to lift a 52- crate.Note that one chain connects the upper pulley to the ceiling and a second chain connects the lower pulley to

*asked by Matthew on October 7, 2009* -
## Physics

At an accident scene on a level road, investigators measure a car's skid mark to be 68 m long. It was a rainy day and the coefficient of friction was estimated to be 0.40. Using the work-energy theorem determine the speed of the car when the driver slammed

*asked by Jennifer on February 22, 2015* -
## Physics

A crate of fruit with a mass of 37.5 kg and a specific heat capacity of 3800 J/(kg⋅K) slides 7.60 m down a ramp inclined at an angle of 38.5 degrees below the horizontal. If the crate was at rest at the top of the incline and has a speed of 2.35 m/s at

*asked by Physics on September 15, 2017* -
## math

beads for sale: 12 cents for 15. Write an equation relating the cost (c) and the number of beads (n0 for the beads. Katie or Halida or whoever, Please note that we don't do students' homework for them. Our tutors try to give you the information to help you

*asked by KATIE THE NEEDS HELP!! on May 3, 2007* -
## Ethics

describe the role civil disobedience played in the civil rights movement It was central. http://www.answers.com/civil%20disobedience

*asked by Anonymous on January 19, 2007* -
## PHYSICS

Tom the cat is chasing Jerry the mouse across a table surface 1.4 m off the floor. Jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 4.8 m/s. Where will Tom strike the floor? Your answer was incorrect,

*asked by DWAYNE on September 30, 2011* -
## physics

Two cars approach an ice-covered intersection. One car, of mass 1.26 103 kg, is initially traveling north at 10.6 m/s. The other car, of mass 1.66 103 kg, is initially traveling east at 10.6 m/s. The cars reach the intersection at the same instant,

*asked by Anonymous on March 14, 2014* -
## Science-physics

A mass of 0•5 kg is attached to a spring. The mass is then displaced from its equilibrium position by 5cm and released. It's speed as it passes the equilibrium position is 50cm/s. A)calculate the spring constant of the spring. B)calculate the maximum

*asked by Eddie Ray on September 21, 2017* -
## Physics

An atwood machine consists of a massless string connecting two masses over a massless, frictionless pully. In this case, the masses are 1.70kg and 1.65kg. The system is released from rest with the 1.7kg mass 2.15m above the floor and the 1.65kg mass on the

*asked by Larry on October 4, 2010* -
## arithmetic

ok I don't know how to multiply 600x3/8 then subtract it. Could you please show me how. That math place doesnt realy help me. I get 1800/4800 right?? how do i break it down without it taking forever?

*asked by chrissy on July 28, 2007* -
## functions

Andrew is 5 years older than Tim. Tim is aged 19. Write an equation for x, where x is the age of Andrew. Solve the equation.

*asked by john on November 20, 2015*

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