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

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Question 255110: Solving Equation by Factoring
(zero property)
Solve:
r-6r^2=-1

Click here to see answer by stanbon(75887) About Me 

Question 255109: Solving Equation by Factoring
(zero property)
Solve:
25m^2-16=0

Click here to see answer by nerdybill(7384) About Me 

Question 255121: Solving Equation by Factoring
(zero property)
Solve:
25x^2-90x=-81

Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 255108: Solving Equation by Factoring
(zero property)
Solve:
9k^2=4k

Click here to see answer by richwmiller(17219) About Me 

Question 255476: Complete factoring help!
a^2+4b^2-25c^2+4ab

Click here to see answer by jim_thompson5910(35256) About Me 

Question 255503: I cannot determine what c is in the following: -3(8-c) = 7c
Thanks

Click here to see answer by richwmiller(17219) About Me 

Question 255540: Hi, I'm having trouble figuring out: -6(m+5) = 9m
Thanks

Click here to see answer by Alan3354(69443) About Me 
Question 255540: Hi, I'm having trouble figuring out: -6(m+5) = 9m
Thanks

Click here to see answer by kay chey(1) About Me 

Question 255546: Please help solve this problem step by step 2/3(x+6)=-2
Click here to see answer by rfer(16322) About Me 

Question 255485: Complete factoring!
p^3-4q^2+p^2-8q^3

Click here to see answer by Edwin McCravy(20054) About Me 
Question 255485: Complete factoring!
p^3-4q^2+p^2-8q^3

Click here to see answer by ankor@dixie-net.com(22740) About Me 

Question 255865: solve:
The sum of the squares of two consecutive negative even integers is 100.
Find the integers.

Click here to see answer by unlockmath(1688) About Me 

Question 255920: Solve:
The difference of two postive number is 5 and the sum of their squares is 233. What are the numbers?

Click here to see answer by solver91311(24713) About Me 

Question 255879: (x+2) + (x+2) = ?
Click here to see answer by edjones(8007) About Me 

Question 256173: how can you use the communitive property to solve this problem 4*2
Click here to see answer by drk(1908) About Me 
Question 256173: how can you use the communitive property to solve this problem 4*2
Click here to see answer by solver91311(24713) About Me 

Question 256248: factor completely:
4a^2-a-5

Click here to see answer by Greenfinch(383) About Me 

Question 256526: m/5=14
Click here to see answer by drk(1908) About Me 

Question 257027: I have two problems that I want to make sure were done correctly.
Distributive Property
y(3y+6y^9)= I got this answer 3y^2 + 6y^10
3a(4a-2a^2+b) I got this answer 12a^2 - 6a^3 + 3ab

Click here to see answer by stanbon(75887) About Me 

Question 257096: Use the Distributive property to find each product - (x+1)(x-2)
Click here to see answer by drk(1908) About Me 

Question 257298: I have a factoring math problem.******I didn't include the problem on my other one. Here is the corrected math problem question*****************

Factoring: Find GCF - Reverse Foil (Quadratic - 2 binomials)
x^2 + 5x + 6
My answer is: (x-1)(x+5)
I don't know about this one.
Please let me know.

Click here to see answer by jim_thompson5910(35256) About Me 

Question 257289: Multiply and Divide Polynomials - including FOIL
I want to make sure that my answers are correct. Please let me know.
(ab)(ab)= my answer is A^2+ b^2 + ab + ba
With this one, I just want to make sure that ab & ba aren't able to be combined. I don't think so, but please let me know.

(y-6)(y+3) = my answer is y^2 - 3y - 18
I'm pretty confident about this one.
Last one:
Find the area of a rectangle

one side is 9x and the other side is 3x^2 + 2
so, a= l X w
27x^3 + 18x
I think I am right.
Thank you!!!

Click here to see answer by ankor@dixie-net.com(22740) About Me 
Question 257289: Multiply and Divide Polynomials - including FOIL
I want to make sure that my answers are correct. Please let me know.
(ab)(ab)= my answer is A^2+ b^2 + ab + ba
With this one, I just want to make sure that ab & ba aren't able to be combined. I don't think so, but please let me know.

(y-6)(y+3) = my answer is y^2 - 3y - 18
I'm pretty confident about this one.
Last one:
Find the area of a rectangle

one side is 9x and the other side is 3x^2 + 2
so, a= l X w
27x^3 + 18x
I think I am right.
Thank you!!!

Click here to see answer by jim_thompson5910(35256) About Me 

Question 257789: Solve for x
4x(x+1)=(2x-3)(2x+5)

Click here to see answer by drk(1908) About Me 

Question 257788: solve for x
x(2x-1)=2x²+5x-12

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Question 258032: [9-2(5-4)]
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Question 258561: 21-8(v+3)+3+7V=?
Click here to see answer by stanbon(75887) About Me 

Question 259023: 3(-2y+1)=5(1+y)-12
Click here to see answer by rfer(16322) About Me 

Question 259617: 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?

Click here to see answer by richwmiller(17219) About Me 

Question 259618: If Leah is 6 years older than Sue, and John is 5 years older than Leah, and the total of their ages is 41. Then how old is Sue?
Click here to see answer by unlockmath(1688) About Me 

Question 259842: 5/9x+6=-4/9x-2
Click here to see answer by richwmiller(17219) About Me 

Question 259846: 28+12=-2(3x-8)
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Question 259849: 0.60(z-300)+0.05z=0.70z-205
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Question 259975: Use the Distributive Property to reqrite: 4(c-1)
Click here to see answer by Edwin McCravy(20054) About Me 

Question 260004: Please help me solve this equation (3+x)^2=49. I can't figure out how to solve for x
Click here to see answer by checkley77(12844) About Me 

Question 260026: How do solve step by step x^2=40? I am suppposed to solve the equation.
Thanks

Click here to see answer by Alan3354(69443) About Me 
Question 260026: How do solve step by step x^2=40? I am suppposed to solve the equation.
Thanks

Click here to see answer by unlockmath(1688) About Me 

Question 261252: How can you remember the difference between Distributive, associative, cummutative and remember the difference between factors and terms
Click here to see answer by solver91311(24713) About Me 

Question 261251: Explain the order of progression for simplifying the following expression:
3x-2[y-4(x+1)+5(y-1)+6]

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Question 261366: 3x * 2y= 3*2*x*y
what property

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Question 261629: solve by factoring x(4x-11)=3

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Question 262313: (2a+3b)+4c=2a+(3b+4c)
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Question 262313: (2a+3b)+4c=2a+(3b+4c)
Click here to see answer by Edwin McCravy(20054) About Me 

Question 262440: use distributive property to expand 5(4x-9)
Click here to see answer by jim_thompson5910(35256) About Me 
Question 262440: use distributive property to expand 5(4x-9)
Click here to see answer by drk(1908) About Me