Questions Asked on
June 13, 2010

physics
What is the tension in the rope of this figure description? 60 kg person is hanging in the air on a rope attached to a pulley, with a 100 kg mass attached on other end that is touching the ground.
asked by Sarah 
College Physics
A hockey puck B rests on frictionless, level ice and is struck by a second puck A, which was originally traveling at 40.0 m/s and which is deflected 30 degrees from its original direction. Puck B acquires a velocity at a 45 degree angle to the original
asked by Anonymous 
Chemistry
The burning of the magnesium becomes uncontrolled (it burn brightly. Oops! How will this procedural error affect the reported mole ratio of magnesium to oxygen in the analysis? Explain.
asked by Alex 
math
ginny baked a delicious apple pie. john ate 1/4. then aldo ate 1/2 of what was left. how much pie was left over
asked by Amy 
chemistry
A flask containing 5.00mL of 3 M HCl solution requires 14.45mL of 1.00 M NaOH for titration. How many moles of HCl are present in the solution? The density of 3 M HCl is 1.05g/mL
asked by John 
Math
Which one is smaller 5.8x10^3 or 4.5x10^3
asked by Jake 
world history
I need help with determining which one, out of the three interpretations of the Renaissance is the most reasonable 1. Renaissance was a rebirth of ideas after centuries of cultural stagnation. New way of understanding the world had emerged and it looked
asked by Renaissance 
Chemsitry
At 25 °C, only 1.9 g CaSO4 (MM = 136 g/mol) will dissolve in 2.00 L of water. Write the equilibrium expression and calculate the equilibrium constant for the reaction below. CaSO4 (s) ⇋ Ca2+ (aq) + SO42 (aq)
asked by Michelle 
physics
A 25 kg box slides, from rest, down a 9mlong incline making an angle 15 degrees with the horizontal. The speed of the box when it reaches the bottom of the incline is 2.40 m/s. (a) What is the coefficient of kinetic friction between the box and the
asked by Sandhya 
TO Ms. Sue
If you have do english tutoring, when you have a chance can you review my "English 10 HELP" posting please? Writeacher helped me but he said to post the answers I chose so someone could check them and help me further.
asked by Ariel 
Accounting
Hess, Inc. sells a single product with a contribution margin of $12 per unit and fixed costs of $74,400 and sales for the current year of $100,000. How much is Hess’s break even point?
asked by Anonymous 
Math
Multiply or divide and write scientific notation for the result. (7.66 • 10^2)(6.29 • 10^4) can someone please help me with this.
asked by Becky 
Algebra
15. A boat travels 30 miles upstream in 4 hours. The trip downstream takes 2.5 hours. Find the rate of the boat in still water. 33. Solve the following: (q + 2)^2 = 25 34. Solve the following: y^2 + 6y + 9 =49 39. How many real roots are there for the
asked by mysterychicken 
stat
A test is composed of six multiple choice questions where each question has 4 choices. If the answer choices for each question are equally likely, find the probability of answering more than 4 questions correctly
asked by laura 
college
what aspects of the social and work environment in a fastfood restaurant would be of particular interest to a sociologist because of his or her sociological imagination?
asked by Bevyette 
Managerial Accounting
Gladmark company produces two types of get well cards scented and regular drivers for the four activities as follows: Scented Regular Inspection hours 40 160 Set up hours 50 50 Machine hours 200 600 Number of moves 225 75 1. Calculate the consumption
asked by Cris 
Managerial Accounting
Tiger Golf Accessories sells golf shoes, gloves and laserguided range finder that measures distance Below are unit cost and sales data. Shoes Gloves Range find Unit sales $100 $30 $250 Unit VC 60 10 200 Unit CM $40 $20 $50 Sales Mix 40% 50% 10% Fixed cost
asked by Karen 
french
How can I say "I don't know how to answer that question." in french? I wrote: Je ne sais pas comment reponds a cet question. I don't feel like that is correct, can someone help me?
asked by please 
English
1. No boy is faster than me in my class. 2. No one is faster than me in my class. 3.No boys are faster than me in my class. 4. Nobody is faster than me in my class. 5. Noone is faster than me in my classl. (Which ones are correct and commonly used?)
asked by rfvv 
Sci
My hypothesis for "Can Water Be Split Into Hydrogen and Oxygen?"
asked by Alisha 
Chemistry
Vinyl chloride (H2C=CHCl), the starting material from which PVC polymer is made, has a Henry'slaw constant of 0.091mol/(L.atm) at 25 C. What is the solubility of vinyl chloride in water (in mol/L) at 25C and a partial pressure of 0.90 atm? Thank you in
asked by Deborah 
RE English 10 HELP
I posted these questions earlier for help and Writeacher wanted me to post what I chose as answers so someone could check/help me. * is the answer I chose. 2.)Your answer is incorrect. You are a careless person. Faulty Cause and Effect *Stereotype Red
asked by Ariel 
statistics
Let’s assume you have taken 100 samples of size 36 each from a normally distributed population. Calculate the standard deviation of the sample means if the population’s variance is 25.
asked by Anonymous 
English/Reading
Read the following statements and then determine whether they are facts, unsound opinions, sound opinions, or authoritative opinions. Select the correct answer for each statement. Are any of these correct/incorrect? If so please help. 1.)Due to Einstein's
asked by Matt 
chemistry
A chemical problem may be presented to you in units of moles, mass, or volume. Which one of these can be directly used in arithmetic no matter what the conditions are?
asked by Jane 
chemistry
the particles in which sample of LiCl(s) have the same average kinetic energy as the particles in a 2.0mole sample ph H2O(l) at 25 degrees?
asked by khayla 
college
is project management designed to transfer power from the line managers to the project manager?
asked by mark 
physics
Dynamics question please help i am stuck...! A model helicopter of mass 5.0 kg rises with constant acceleration from rest to a height of 60 m in 10 seconds. Find the thrust exerted by the rotor blades during the ascent
asked by Jinx007 
7th grade
i need help in social studies my finals are tomorrow and i need to know some answers such as how are native americans able to live successfully in any culture groups I NEED MY ANSWER ASAP PLEASEEEE
asked by Anonymous 
math
ginny baked a delicious apple pie. john ate 1/4. then aldo ate 1/2 of what was left. how much pie was left over but the anser it 3/8
asked by Amy 
Chemistry
Predict whether the Ph endpoint is =7 >7, or
asked by Adeola 
Sci
Whats My hypothesis for "Can Water Be Split Into Hydrogen and Oxygen?"
asked by Alisha 
math
if x is a positive integer, which of the following cannot be the units digit of 7^x? a) 1 b) 3 c) 5 d) 7 e) 9 and why?
asked by jessica 
Algebra
Evaluate the logarithmic equation for three values of x that are greater than 1, three values of x that are between 0 and 1, and at x=1. Show your work. y=log7 x
asked by Tom Allison 
basic accounting edit plz
STEVENS REALTY Paid $300 to send employees to realtor's workshop. is it: Salaries Expense (DEBIT) Cash (CREDIT) OR Salaries Expense (DEBIT) Salaries Payable (CREDIT)
asked by Thara! 
Geometry WP
Robert has a rectangular garden that is currently 195 and has a perimeter of He wants to increase the size of his garden by 4 ft in both directions. What will be the area of his expanded garden? A) 112 B) 323 C) 72 D) 780
asked by Felicia 
English 10 Check
Below, you will find a list of sentences. After each sentence, select true if the topic of the statement is suitable to form the basis of a single persuasive paragraph. If the topic of the statement in your textbook is unsuitable for a single persuasive
asked by Ariel 
To DrBob222
The math symbols are very easy to make, although they are not very userfriendly. Basically, we can type the & sign, immediately followed by a # sign and then the unicode number in decimal (as opposed to hexadecimal), and terminated with a ;. For example,
asked by MathMate 
chemistry
A beaker contains 250.0 mL of a 1.00 M HCl solution. How many moles of the acid would remain in the solution after 0.199 moles of HCl are neutralized?
asked by Jerry 
English 10 HELP
I don't understand this at all! 1.)Supermodel Tyra Banks uses Smooth & Soft bath gel; you should, too! Faulty Cause and Effect Stereotype Red Herring Either/Or Thinking Bandwagon Testimonial 2.)Your answer is incorrect. You are a careless person. Faulty
asked by Ariel 
geometry
a bug lives on a corner of a cube and is allowed to travel only on the edge of the cube. in how many ways can bug visit each other of the other seven corners once and only once, returning to its home corner only at the end of the trips?
asked by bob 
geometry
9. In parellelogram MRST, m
asked by check fast plz 
English 10 Check
Someone please check! * is the answer I chose. For each of the following pairs of topics select the one that is more focused. 1.)Topic. a.)Why beaches are fun *b.)Why I love Miami Beach 2.)Topic. a.)The wonderful world of vegetables *b.)The health benefits
asked by Ariel 
kaplan
A recipe for a cake calls for two thirds of a cup of chopped nuts. Find a number of cups of nuts needed for nine cakes.
asked by saadeldin 
Chemistry
A 25.00 mL sample of KNO3 solution was diluted to 1.00X103 mL. The concentration of the final solution is 0.00383 M. Calculate the concentration of the original solution?
asked by Monica 
accounting
Fundamental Accounting Princples Problems 5A, 61A, 66B,and 67B hope you can help ,desperate
asked by norma 
Computer
Need an example of open loop control system and a closed loop system.. Not really understanding the concept of it..
asked by ric 
algebra 2
add. (4x power of 2xy+y power of two)(x power of two  3 xy+4y power of two)= help please
asked by Tr 
algebra
(x power of 612x power of 3+35)divide)x power of 3 7) i dunno what to do
asked by a 
math
RATES OF CHANGE QUESTION A spherical balloon is being blown up so that its volume is increasing by 0.6 m^3 s^1. Find the rate at which the radius is increasing when the radius is 0.1 m. So what I did was that I determined dV/dt =0.6 and dV/dr = 4/3 r^3
asked by tina 
Math
I need help with these problems for a test. 1. Find the inverse of the onetoone function. f(x)=5x+1/4. 2. The height of the water, H, in feet, at a boat dock t hours after 7 am is given by E=7+4.4cos pi/35 t, where t is time measured in seconds. Find the
asked by David 
algebra2
simplify 9 power of two= 9power of two= (one nineth) power of two= (one nineth)  power of two= 9 power of two= (9) power of two = help please
asked by Tr 
Calculus II
1) Compute the indefinite integral: integral 2x ln(x^2  8x + 18) dx 2) Note that x^4 + 1 = (x^4 + 2x^2 + 1) = (x^2 + 1)^2  (sqrt2x)^2 ... use this trick to compute the following indefinite integral as an elementary function (with exact coefficients).
asked by Daniel 
Geometry WP
While in Europe, Allison heard a weather forecast that said the temperature would be 22°C (this is about 74°F). Give a rule that could give Allison an easy way to convert from Celsius to Fahrenheit
asked by Felicia 
Calculus
I am having difficulty with finding the implicit differentiation of the equation x sqrt of y+1=y sqrt of x+1. Can any body help me out? Thanks in advance.
asked by Khy 
psych 220
Whether children are exposed to an authoritative, authoritarian, or permissive parenting style may have a great influence on how children handle challenges in their lives. · Describe how three adults, each brought up under a different parenting style as a
asked by Dr H 
Algebra
Is this correct? Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Show your work. Use the resulting ordered pairs to plot the graph; y=(1/4)^x+3 x = 1, y = 7 x = 0.5, y = 5 x = 0, y = 4 x = 0.5, y
asked by Abby Clark 
English
Flip the coin. If you get heads, move one space/step/circle forward. If you get tails, move two spaces/steps/circles forward. There are circles on the board. In each circle, there is an expression or a piccture. (Are they correct? By the way, which side
asked by rfvv 
geometry
a bug lives on a corner of a cube and is allowed to travel only on the edge of the cube. in how many ways can bug visit each other of the other seven corners once and only once, returning to its home corner only at the end of the trips?
asked by bob 
geometry
14.Use the information given to determine the equation of each line. a. the slope of the line is 4/3 and its yintercept is 2 b.the line perpendicular to the line y=2x+5 and passing through the point (2,6)
asked by check fast plz 
Chemistry
Balance the ewuation using thr oxidation number method Here is what i did Au+ + H20> Au2O3 + Au + H+ Au+ losses 3e to form Au2O3>oxidation Au+ gets reduced to for Au therefore the balanced chemical equation is 3Au+ + 3H20> Au2O3 +Au +6H+ Does it
asked by Adeola 
History The Great Wall of China
I have been researching this question for a while and keep coming up with different answers. Can anyone shed some light on this question, please? What is the height and length of the Great Wall of China?
asked by Hannah 
com 220
Now that you have finished your research paper, what advice would you provide for students starting this course? What would you do differently if you were just starting the course? On what would you focus more? On what would you focus less? Explain your
asked by tony 
Mat 116
2x>1/9 {xix_ _}
asked by chris 
algebra 2
im supposed to multiply this one (y to the power of 23)(5ypower of 22y+2)=
asked by at 
Geometry
A spherical storage tank has a diameter of 48 ft and is full of water. How many delivery trucks with cylindrical tanks measuring 8 ft in diameter and 10 ft long can be completely filled from the storage tank? A) 230 trucks B) 115 trucks C) 86 trucks D)
asked by Felicia 
math
if t is 30% of u and u is 6% of v, what percent of v is t?
asked by jessica 
math
In November, a toy was $40.00. In Dec., the price increased by 80%. In Jan., the price decreased by 80%. What was the price of the toy after it was discounted in January?
asked by james 
math
Choose the better value  5 kg of birdseed for $6.50 or 8 kg for $10.80?
asked by Cara 
physics
I'm having trouble with question 2, please help The velocity of an object in simple harmonic motion is given by v(t)= (0.275 m/s)sin(23.0t + 2.00π), where t is in seconds. 1) What is the first time after t=0.00 s at which the velocity is 0.100 m/s? 2)
asked by Brian 
math
solve and grapgh 44x > 16 and 6x1 > 11
asked by maria 
Algebra
Please help! Evaluate the exponential equation for three positive values....? Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Show your work y=(1/4)^x+3
asked by Lynn B. 
Math/209
How do I find the set of all points of y=8 on a graph?
asked by Sam 
algebra
d=3t2, can you please list the independent variable, slope and y intercept even though the variables are different?
asked by Kenosha 
Algebra
Which job would be better? One that has a salary where the mean and median are close OR one where the salary of the mean and median have huge gap (like mean 36,000 and median 20,000)
asked by Amy~ 
Algebra
How would I find the coordinates of point A? If the diagonals of a parallelogram EFGH intersect at pointA. Would I take the coordinates of E and G and then put it into the equation: (x1+x2)/2 ,(y1+y2)/2 ?
asked by Amy~ 
algebra
solve the systems of equations by graphing 2xy=1 8x4y=+8
asked by nakeisha 
English
1. If you like swimming, this house will be perfect for you. Then, please call at 7311234. 2. If you are interested in swimming, this house will be great for you. Then, please call me at 7311234. 3. If you love swimming, this house will be fantastic for
asked by rfvv 
geography
sramcgin, thanks for your help. you are a very funny person though. i couldn't find the most eastern and western physiographic region in canada? in the last ice age ,how many glacial advances? the process that formed the rocky mountains and the
asked by Ted 
geometry
in circle O, ARC BC = 90 and the area of triangle is 18 what is the length of line AC
asked by nikkei 
chemistry
what two kinds of heat changes water's form?
asked by sebastian 
algebra 2
(3x power over 27x+11)+(6x power over 2+9x81)= i know i supposed to add this but that's all i dunno what to add and not to add
asked by at 
english
what is the sypmbol of freedom? is it the white dove? just want to know for my poster im doing
asked by joe 
Physics
How do you calculate error analysis? For example; 200 + 5% Please explain if possible
asked by 3i 
math
if qrs/r=s what must be true?
asked by jessica 
Education Aed/200
Looking for some credible sources to create an argumentative paper on the topic below. Topic: Should today's education be relevant to tomorrow's job market? My point of view: I think that integrating work experience into a curriculum is an asset to
asked by Hannah 
Business
I need to know at least three strategies that organizations can use to be more responsive to the needs of their customers and more competive in today's business environment. Can somebody give me some advise about were to find this?
asked by Business problems 
Algebra
Please help! Evaluate the exponential equation for three positive values....? Evaluate the exponential equation for three positive values of x, three negative values of x, and at x=0. Show your work y=(1/4)^x+3
asked by A.P. 
chemistry
how do you calculate the molaarity of a water solution of CaCl2, given that 5.04 L of the solution contains 612 g of CaCl2.
asked by denise 
geography
the native people originally come from? the ethnic ground that settles on praires is? the process that is formed on rocky mountains and appalachians? tha most valuable catch in the pacific is? the most eastern and western physiographic region is? the two
asked by Ted 
business
The acquisition cost is $35,000 paid at the time of installation. It reduces the wait staff by one person: Figure $10 per hour, or 2020 hours per year + 18% benefits. Money costs are 7% .The system may become obsolete in three years.
asked by suzieQ 
social studies
i need the answer too what discoveries did christopher columbus find during his exploration
asked by some1 
math
simplify (8a2 b5)(7a3b)
asked by keisha 
child care
I'm doing a lesson plan on diversity for preschool children and i was wondering what it means when it says sensory expirences?
asked by karrie 
Algebra
Is this correct? Simplify. Log7 7^5 Answer=5
asked by Kris B 
business law
what is meant by " interactivepassive" distinction
asked by Anonymous 
math
if qrs/r=s and q=0 what must be true?
asked by jessica 
Communication Studies
What are some social progresses of people living in the margins of society in the United States today? Please provide three examples.
asked by Crystal 
precalculus/algebra
simplify the expression: 6x(2x+1)^1/2+3x^2(2x+1)^1/2
asked by stefany 
Calculus I  Limits
How do I find lim x> infinity √(x^2 + x)  √(x^2  x)
asked by John 
basic accounting!plz help!
STEVENS REALTY Paid $300 to send employees to realtor's workshop. is it: Salaries Expense (DEBIT) Cash (CREDIT) OR Salaries Expense (DEBIT) Salaries Payable (CREDIT)
asked by Thara! 
PreAlgebra
Write an equivalent expression using negative exponents. 1/3^9 will i write this as 3^9. please explain this to me.
asked by Becky 
LIT210
Create an 8 to 10slide PowerPoint® presentation addressing one of the following three topics by comparing, contrasting, and evaluating the themes, writing styles, and uses of dramatic devices and conventions in Oedipus Rex and A Raisin in the Sun. o
asked by Cindy 
PreAlgebra
Convert to decimal notation. 3.73 • 10^4= 37300 Im not good with intergers. I just needed to know if this was correct. If not can someone explain it to me.
asked by Becky 
algebra 2
i cant figure out how to solve this? T with two over powe +7T18+0 so far if figure out T+ but i dunno what
asked by me 
geography
How does the geographic location of a place impacts the way people live and work?
asked by jami 
geography
is the most eastern and western physiographic region the great lakes and st. lawrence low lands.
asked by Ted 
Government
I'm rather confused about the whole Social Security may go bankrupt thing...since our nation is $14+ trillion dollars in debt, why would Social Security benefits stop if money runs out, since we borrow for everything else?
asked by Leslie 
algebra 2
simplify (4f power of 7)power of four is it f power of 8?
asked by me 
Science
what tells you whether a solution is basic or acidic?
asked by Lucy 
Science
what is a flat area where drainage is slow?
asked by Lucy 
algebra
ã x + 7 = 2 ã x or sqrt x + 7 = 2 sqrt x a) {3/7} b) {0} c)none d) {7/3}
asked by poo 
AlgebraPlease check
y = 2x^2 I am to decide if this is a linear, quadratic or exponential function. I chose that the above function is quadratic. Am I right?
asked by bart 
geometry
Use the information given to determine the equation of each line. a. the slope of the line is 4/3 and its yintercept is 2 b.the line perpendicular to the line y=2x+5 and passing through the point (2,6)
asked by answer fast plz 
algebra
a. Suppose a market research company finds that at a price of p = $20, they would sell x = 42 tiles each month. If they lower the price to p = $10, then more people would purchase the tile, and they can expect to sell x = 52 tiles in a month’s time. Find
asked by herb 
algebra
1570536900 x 3966.848485^2 =
asked by dave 
algebra 2
ok supposed the base of a triangle is 5 cm greater than the height the area is 52 cm what is the height and length at the base?
asked by me 
algebra
find the distance between (2/3,4) and (5/3,7) a)3.16 b)4.24 c)3.46 d)10.06
asked by poo 
algebra2
another one i don't get. the number N im millions of hearing impaired individuals of age X can be approximated by n=0.00006x by power of two+0.0006x power of two0.1x+1.7 approxmate to the nearest millions the number of hearing impaired individual for ages
asked by me 
question
who gets to decide if you go to summer school?
asked by liz 
CHEMISTRY
EXPLAIN THE CHEMICAL COMPOSITION OF BOTH SIDE OF THE EQUATION BELOW 3CaSO4+2ALCL3= 3CaCL2+AL2(SO4)3
asked by WILL 
UOP
necessary to perform a check?
asked by Anonymous 
algebra
Solve the equation 3X +1 = 5
asked by Jo 
CHEMISTRY
EXPLAIN THE CHEMICAL COMPOSITION OF BOTH SIDE OF THE EQUATION BELOW NUMERICALLY WITH INTERGERS 3CaSO4+2ALCL3= 3CaCL2+AL2(SO4)3
asked by WILL 
CHEMISTRY
EXPLAIN THE CHEMICAL COMPOSITION OF BOTH SIDE OF THE EQUATION BELOW NUMERICALLY WITH INTEGERS 3CaSO4+2ALCL3= 3CaCL2+AL2(SO4)3
asked by WILL 
business
explain the operational components of planning, sourcing, making, and delivering applied in supply chain management
asked by teddy 
french
How would I say the word "to make" in french, but not in the context of 'making a pie' but rather I'd like to say 'they make other people unhappy'.
asked by help, please 
math
Describe what the interval ( 7, 12) looks like
asked by Lori 
physics
Noreen drops a big pumpkin from the top of a tall building and hears the splash on a trash can 4.50 seconds after she released it i.e. total time. How much a) time for the pumpkin to fall, b) the sound to rise and c) the height of the building?
asked by Sandhya 
Math
What if I get a 5.6 for the mean of something, would I round it or do I leave it?
asked by Amy~ 
college
Write a 350 to 700word response that familiarizes you with private payer plans and CDHP account types. Briefly list three to five main features for the following nine items. Below each list, provide one or two sentences stating coverage of services and
asked by Anonymous 
Biology
In the course of performing and interpreting daily !@#$%^&l lavages in a rat, a rat that had previously been exhibiting regular 4 day cycles starts a prolonged period of acyclicity which is dominated by cornified epithelial cells. A male rat also cohabits
asked by Alex 
Intermediate Algebra
Can anyone help? I have a test and this is the last question I need answered. I'm lost and exhausted! Thanks for any help! Evaluate the logarithmic equation for three values of x that are greater than 1, three values of x that are between 0 and 1, and at
asked by Kris B 
Find the Volume
The diameter of a Sphere is 4.8 cm Use 3.14 and round to the nearest thousandth. A 57.876 cm3 B 463.012 cm3 c 289.382 cm3 d 72.346 cm3
asked by Felicia 
algebra 2
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many times the mass of Saturn is the mass of the sun? Give answer in scientific notation. The mass of the sun is about  times the
asked by at 
english
One of the most popular artists of the 1700s was Rosalba Carriera. She was born in Venice in 1675, and from her childhood she showed artistic talent. When she was 30, in 1705, the Roman Academy honored her as a painter of miniatures. Fifteen years later,
asked by nina 
math,science
what does angle equals 1/2 arcsine of gravity times distance over velocity squared equals?
asked by Alan Zamora 
Quantitative Research
What is the probability of 59 if the mean is 60 and the standard deviation is 7?
asked by Cecilia 
World History
How does modernism relate to the 20th century?
asked by John 
chemistry
how do you find the moles of solute and the molarity if the molar mas is 98.07, mass of solute is 62.0, and the volume of solution is 1.00?
asked by denise 
Antarctica
Explain why this statement is correct. "Ice makes Antarcica both the lowest of the continental masses and the highest."
asked by AL 92 
English
how does romanticism contrasts with the rationality of the scientific revolution that preceded it?
asked by Anonymous 
geometry
The width and height of a rectangle are in the ratio 5:1 and the perimeter is 72 inches. Find the area of the rectangle.
asked by check fast plz 
PreAlgebra
Convert to decimal notation. 5.585 • 10^6= 55,850,000 I need to know if this is correct? If not how do you do this? Thanks
asked by Becky 
Algebra
5b + 7b  b4  14b2  18b  4b4 We are learning to combine like terms. I am starting to get it and have done a few but this one frustrates me. I cannot figure it out! help?
asked by Kati