Questions on Algebra: Numeric Fractions answered by real tutors!

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Question 6182: I need to know if I am right on this question, Find the legal values of b in the fraction.
2b^2+3b-10
-----------
b^2-2b-8
I think the answer is b=-5, -2, 2 and 4
Click here to see answer by prince_abubu(198)

Question 6835: Hello,
I am taking some practice test for the College placement test and I am having difficulty solving a problem. This is Alegebra 1. I just need to know how to solve the problem. Thank you in advance. I only put the answers so you can see my options.
If Sally can paint a house in 4 hours, and John can paint the same house in 6 hour, how long will it take for both of them to paint the house together?

A. 2 hours and 24 minutes
B. 3 hours and 12 minutes
C. 3 hours and 44 minutes
D. 4 hours and 10 minutes
E. 4 hours and 33 minutes

Click here to see answer by longjonsilver(2297)

Question 7020: How do you change .78 repeating and .66 repeating into a fraction?
Click here to see answer by Earlsdon(4900)

Question 7017: what is a reduce fraction of

Click here to see answer by bonster(299)

Question 7018: what is reduced fraction of 8 18/24
Click here to see answer by bonster(299)

Question 7033: (x-2y+3z)(x-2y+3z)

(
Click here to see answer by longjonsilver(2297)

Question 7069: give me an example of what a geometric math problem looks like.
Click here to see answer by longjonsilver(2297)

Question 7094: How do you solve 3 + 4 =
Thanks
Click here to see answer by bonster(299)

Question 7128: ((2x-14)/2x)*((6x^2)/X^2-49))=
I have broken the question down to:
((2(x-7)/2x))*((3x*3x)/(x(x-49))
and this is where I am lost.....
Click here to see answer by Earlsdon(4900)

Question 7214: How would you slove 3 3/5 divided by 2 1/2=
Thanks
Click here to see answer by mathwhiz(13)

Question 7213: How would you slove 3 3/5 divided by 2 1/2=
Thanks
Click here to see answer by longjonsilver(2297)

Question 7213: How would you slove 3 3/5 divided by 2 1/2=
Thanks
Click here to see answer by elena21(2)

Question 7205: 5/(x+2) - 3X/(x^2-3X)=
5/(x+2)- 3X/(x(x-3))=
It is at this point where I have no earthly idea what to do next. What cancels out?
Click here to see answer by longjonsilver(2297)

Question 7230: Please help me to solve this equation below
If f(4)=0 and f(6)=6,which of the following could represent f(x)?
A. 2:3x-4
B. x+2
C. x-4
D. 3:2x+6
E. 3X-12

Click here to see answer by longjonsilver(2297)

Question 4084: Upon his death, Mr. Haller left one-half of his estate to his wife, one-ninth of his estate to each of his three children,
one-twenty-fourth of his estate to each of his three grandchildren, and the remaining $18,000 to his favorite charity.
What was the value of his estate?
Click here to see answer by bonster(299)

Question 7469: what is 4 3/8 X 6 2/5 ( I forgot the rules )
what is ( adding ) 17 5/6 and 45/4 ( forgot the rules )
Thanks in advance for you assistance
Click here to see answer by 2139(3)

Question 7435: 24/k=6
Click here to see answer by 2139(3)

Question 7550: what is 4 multiplied by 2
Click here to see answer by bonster(299)

Question 7551: how do u multiply add subtract and divide fractions?
Click here to see answer by bonster(299)

Question 7581: what is 18 multiplied by 3/8?
Click here to see answer by bonster(299)

Question 7608: .4999 x 16.00027 is equal to?
how would i solve this problem?
Click here to see answer by bonster(299)

Question 7596: what is the reciprocal of these problems and how did you get your answer ?
3/4 2 1/2 8/7
Click here to see answer by longjonsilver(2297)

Question 7592: what is 1 minus 9/16?
Click here to see answer by longjonsilver(2297)

Question 7589: what is 3/4 minus 5/12?
Click here to see answer by longjonsilver(2297)

Question 7587: whatis 1/4 plus 2/5 plus 3/10?
Click here to see answer by CharStar(110)

Question 7590: what is 5/9 minus 3/8?
Click here to see answer by CharStar(110)

Question 7585: what is 2/9 plus 5/6 plus 1/4?
Click here to see answer by CharStar(110)

Question 7583: what is 6 2/5 multiplied by 3 1/5?
Click here to see answer by CharStar(110)

Question 7635: What is the key to learning algebra. I am 39 years old and I was in school for Algebra. I sat next to my sister who is on the Deans List for every subject and she is 33. I am not that much older than she is. Why cant I understand Algebra like she does. Please tell me what the key is to learning this math. I actually love it when Im learning it, but once it gets confusing I become frustrated. My 13 year old daughter is in Calculus, why cant I succeed in math like this???
Frustrated in Atlanta
Click here to see answer by arunpaul(104)

Question 7669: Problem: 2c divided by 3b, where b = 4 and c = 6. I say the answer is 1, the text I was using shows the answer as 16? I believe it to be a misprint. What is the correct answer?
Click here to see answer by glabow(165)

Question 7648: Clyde took a taxi 1/4 of the distance to Bonnie's house and a bus for 1/3 of the distance to her house. Finally, he walked the remaining 5 miles to her house. How many miles did Clyde travel in total?
I don't understand how to set up the problem. Thanks!
Click here to see answer by prince_abubu(198)

Question 7747: Complete:
4x/x-1=?/(x+1)(x-1)
I am so lost, but I'm sure it's so simple. Please show me? Thanks!!
Click here to see answer by Earlsdon(4900)

Question 7746: Some students simplify, 2x^2-32/x-4 as 2x-8 and then it says choose values of x to show this is not true. Then simplify it correctly.
I know this is probably so simple, but I'm stuck, help? :/
Click here to see answer by Earlsdon(4900)

Question 7745: Simplify the following unless it's already simplified:
2x^2+x-6/2x+4
Please help, I don't know what to do. :/
Click here to see answer by Earlsdon(4900)

Question 7823: 1/3 = 1/2 - m
Click here to see answer by prince_abubu(198)

Question 7913: how do you solve this fraction problem 5 3/8 minus 2 5/8 ?
Click here to see answer by CharStar(110)

Question 7892: 2\2+5\18=
Click here to see answer by CharStar(110)

Question 7868: 1/5 - v = -2 3/5
Click here to see answer by CharStar(110)

Question 8031: If A power of B + B to the power of A = 2044, wht are the values of A and B?
Click here to see answer by khwang(438)

Question 8128: what is an interger in algebra and can you give me an example?
Click here to see answer by glabow(165)

Question 8234: what is 3n minus 2/5 = 7/10
Click here to see answer by bonster(299)

Question 8273: i need your help with this
3(7x-7)
Click here to see answer by bonster(299)

Question 8402: if f = 3/4
-2f
Click here to see answer by arunpaul(104)

Question 8543: Simplify the fraction -{2x/(-xy} completely.
Click here to see answer by glabow(165)

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