Questions on Algebra: Distributive, associative, commutative properties, FOIL answered by real tutors!

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Algebra: Distributive, associative, commutative properties, FOIL

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Question 183091: 81x^4-16
Click here to see answer by jim_thompson5910(13787)

Question 183250: w^2+14w+49
Click here to see answer by jim_thompson5910(13787)

Question 183247: 5y^2-28y-12
Click here to see answer by jim_thompson5910(13787)

Question 183490: Hello,
Please help me. The question:
How many ounces from a 15% solution must be mixed with 4 ounces of a 20% solution to make a 17% solution?
Your help is much appreciated. Thank you.
Click here to see answer by ptaylor(1578)

Question 183762: I am trying to figure out how this works as this is my first endeavor into algebra in more than 20 years. How do I Simplify: 4(5x +6)
Click here to see answer by jim_thompson5910(13787)

Question 184047: 24g^3+18g^2-20g-15
Click here to see answer by jim_thompson5910(13787)

Question 184225: please solve (and show me how it was done) (m+6)(m+9)Thank You for your time
Click here to see answer by jim_thompson5910(13787)

Question 184681: HOw to solve
4xsquared + 20x + 25 types of problems. I know what to do when it is just xsquared in the first spot, but what about xsquared times a whole number?
Click here to see answer by stanbon(26259)

Question 185094: I am having problems with this problem located below:
9-4(3x+1)=3(6-3x)-9. Can you help?
Click here to see answer by jim_thompson5910(13787)

Question 185372: i dont get hoe to do slope
Click here to see answer by stanbon(26259)

Question 185372: i dont get hoe to do slope
Click here to see answer by checkley77(7035)

Question 185544: (6y-8)^2
Click here to see answer by jim_thompson5910(13787)

Question 185562: Please show me how to solve the following problem:
Thank you!
Click here to see answer by edjones(3291)

Question 185651: Assume that all variables are positive and multiply:
y^3/7(y^-3/7+7y^4/7)
a) 1+7y
b)y+7
c) y^-1+7y
Click here to see answer by jim_thompson5910(13787)

Question 186274: solve the system using substitution

{5+10x=y
{20+5x=y
Click here to see answer by stanbon(26259)

Question 186365: I'm needing some help with the following problem. Perform the indicated operation and simplify.
(s+t)(s^2-st+t^2)
thanks!
Click here to see answer by feliz1965(151)

Question 186642: x^2 -2x -15
Click here to see answer by Alan3354(6059)

Question 186639: Subtract the sum of (4X^2 +3X-1) and (3X^2 -1) From (8X^2 -5X + 2)
Click here to see answer by uday1435(57)

Question 186641: (x^2 -2x-7)+(2x^2+3x -4)
Click here to see answer by checkley77(7035)

Question 186661This question is from textbook Algebra 1

: I need help understanding how to find the greatest common factor and factoring out of the expression
e.x. 5n^3 - 20nThis question is from textbook Algebra 1

Click here to see answer by checkley77(7035)

Question 186662This question is from textbook Algebra 1

: I need help understanding how to find the greatest common factor and factoring it out of a equation.
e.x. 6y^4 + 14y^3 - 10y^2This question is from textbook Algebra 1

Click here to see answer by josmiceli(3003)

Question 186820: what is (x^1/2 -1/4x^-1/2 ) ^2....
Click here to see answer by jim_thompson5910(13787)

Question 187171: 3+2(x-5)
Click here to see answer by jim_thompson5910(13787)

Question 187446: is the commutative property true for the operation of subtraction? multiplication n division?
Click here to see answer by jim_thompson5910(13787)

Question 187446: is the commutative property true for the operation of subtraction? multiplication n division?
Click here to see answer by solver91311(5072)

Question 188083: can you please give me examples of problems that would be included on a college entrance exam coz i wanna review, my exam is 2 days from now. i 'm a hs graduate for 2 years already, i stopped and i have forgotten how to solve such problems and their formulas. please, please, please help!!!
Click here to see answer by Earlsdon(4898)

Question 188305: "Which expression represents an example of the distributive property?"
a) 2(x+3)=2x+5
b) 2(x+3)=2x+6
c) 2(x+3)=2x+23
d) 2(x+3)=2x+3
I'm not sure which one it is, I was thinking b or d. But I'm not 100% sure on any of them. Please help if you can.
Thank you
Click here to see answer by jaya(3)

Question 188396: please help me solve this equation 4(a-3b)+2(3a+b)

Click here to see answer by stanbon(26259)

Question 188397: help me with this stanbon please 2(a-1)-8

Click here to see answer by stanbon(26259)

Question 188401: please help me solve this stanbon 1/4(2p-8q)-1/2(p+6q)
Click here to see answer by stanbon(26259)

Question 187445: what property does the following calculation demonstrate? 3*29=3*(20+9)=3*20+3*9=60+27=87
Click here to see answer by stanbon(26259)

Question 189080: I am having a problem solving this math equation. Could you help me and show me step by step how you get the answer? Here is the problem: 8x +3 { 2 -6 (2x -3)} Thank you Cynthia Bryant
Click here to see answer by jim_thompson5910(13787)

Question 166208: 4(10-j)
Click here to see answer by carter6949(26)

Question 190132: I have tried to solve this problem. It is dealing with distributive properties. I need some help. I would like to see the step by step solution for this problem so I can see where I made my mistake. Here is the problem.
Solve for x: 3(4x + 1)-2=9x + 1
Thanks for your help
Click here to see answer by nerdybill(2446)

Question 185910:

Click here to see answer by sabrinawayjack(8)

Question 190468: which property of the real numbers is illustrated by te following statement?
-6 x(17+14)= -6(17)+(-6)(14)
Click here to see answer by jim_thompson5910(13787)

Question 194679: how do i do foil?
Click here to see answer by RAY100(1637)

Question 194828: (7x-5)(3x+2)
Click here to see answer by tutorcecilia(2042)

Question 195123This question is from textbook
: I need help with the factoring equation and step by step solution to 3y-21+xy-7This question is from textbook

Click here to see answer by jim_thompson5910(13787)

Question 196044: 16x^2 + 48x + 36
Click here to see answer by edjones(3291)

Question 196046: Factor completely:
x^2 - 5x - 7x + 35 = x^2 - 12x + 35
2x^2 + 11x + 5
x^4y - 16y = x^4 - 15y
Thank you so much!
Click here to see answer by jim_thompson5910(13787)

Question 196046: Factor completely:
x^2 - 5x - 7x + 35 = x^2 - 12x + 35
2x^2 + 11x + 5
x^4y - 16y = x^4 - 15y
Thank you so much!
Click here to see answer by RAY100(1637)

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