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

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Tutors Answer Your Questions about Distributive-associative-commutative-properties (FREE)


Question 122586: 3.) 4x2 + 20x + 5y +xy
4.) 48x2y + 20xz +12xy + 5z

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Question 122977: what's a+b=c or b+a=c
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Question 123234: i'm having trouble remembering which is associative and commutative properties.
are there any tricks, or any ways that can help me remember which is which?

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Question 123234: i'm having trouble remembering which is associative and commutative properties.
are there any tricks, or any ways that can help me remember which is which?

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Question 123271: How would you factor out the greatest common factor for this problem?
13y^8+26y^4-39y^2
Help would be much appreciated.

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Question 123271: How would you factor out the greatest common factor for this problem?
13y^8+26y^4-39y^2
Help would be much appreciated.

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Question 123271: How would you factor out the greatest common factor for this problem?
13y^8+26y^4-39y^2
Help would be much appreciated.

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Question 123288: How would you factor out the greatest common factor of this binomial?
x^5-6x^2

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Question 123296: How would you factor out the greatest common factor of this problem?
3a^3-27a^2-12a

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Question 123296: How would you factor out the greatest common factor of this problem?
3a^3-27a^2-12a

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Question 123536This question is from textbook Elementary and intermediate Algebra
: Skydiving. If there were no air resistance, then the height (in feet) above the earth for a skydiver t seconds after jumping from an airplane at 10,000 feet would be given by h(t)= -16t^2 + 10,000

a) find the time that it would take to fall to earth with no air resistance: that is, find t for which (t)= 0.A skydiveractually gets about twice as much free fall time due to air resistance.
b)Use the accompanying graph to determine whether the skydiver(with no air resistance ) falls farther in the first 5 seconds or the last 5 seconds of the fall.
c) Is the skydiver's velocity increasing or decreasing as she falls?
This question is from textbook Elementary and intermediate Algebra

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Question 123536This question is from textbook Elementary and intermediate Algebra
: Skydiving. If there were no air resistance, then the height (in feet) above the earth for a skydiver t seconds after jumping from an airplane at 10,000 feet would be given by h(t)= -16t^2 + 10,000

a) find the time that it would take to fall to earth with no air resistance: that is, find t for which (t)= 0.A skydiveractually gets about twice as much free fall time due to air resistance.
b)Use the accompanying graph to determine whether the skydiver(with no air resistance ) falls farther in the first 5 seconds or the last 5 seconds of the fall.
c) Is the skydiver's velocity increasing or decreasing as she falls?
This question is from textbook Elementary and intermediate Algebra

Click here to see answer by rajagopalan(125) About Me 

Question 123555: Please show me how to work this problem. Thanks!
Kathy has as many quarters as dimes, but twice as many nickles as dimes. She has 844 coins, how much money does she have?

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Question 123548: Use the indicated property to write an expression that is equivalent to the following expression.
(9 • 0) •17 (associative property of multiplication)

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Question 123601This question is from textbook
: I have been trying to figure out the answer for 6(5g + 2) = 30g
I used the distributive property and i came up with 30g + 12 = 30g
then i think you are supposed to subtract 30g from each side which would be 12=30g
and that is as far as i know i tried dividing 12 into 30g but im not sure if that is the right thing to do.
Please help me with this problem
thank you
This question is from textbook

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Question 123623: (2x+5)(5x-3)
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Question 123624: find an algebraic expression for the length of a side of a square with area of
a+14ab+49b
1st a to the 6ht , 2nd a cubed, b to the 9th, last b to the 18th

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Question 123626: The formula for the area of a rectangle is a= lw.Find possible algebraic expressions for l and w if A= 6x + 5x-4
***** The 1st x is to the 4th, 2nd sq.

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Question 124127: Thank you for your help!!! I am a new student at the college and I am having trouble to understan distribtive and combining properties, could you advice me about how can I get some instructions about these two topics?


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Question 124947: How would you factor out the greatest common factor in this problem?
21b^4-14b^2

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Question 124985: What is the greatest common factor?
16x^3, 28x^7

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Question 125111: factor:
a^2+11a+18

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Question 125112: factor:

x^2-10x+24

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Question 125109: Factor:
c^2+6c+5

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Question 125747This question is from textbook prentice hall mathematics pre-algebra
: i do not get this!!!
This question is from textbook prentice hall mathematics pre-algebra

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Question 125746This question is from textbook prentice hall mathematics pre-algebra
: This question is from textbook prentice hall mathematics pre-algebra

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Question 122700: a^2 +3a - 10
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Question 109962: Use FOIL to multiply
(6x - 9)(x - 8)

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Question 126991: What is a easier way to solve problems such as: 2x-3+4x=5x-1
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Question 127444: Hello.
This is my first time using this site. I hope I've submitted this question correctly. My problem is:
The hypotenuse of a right triangle is 28 inches longer than the shortest side, and 14 inches longer than the remaining. Find the dimensions of the triangle.
I tried this so far:
the hypotenuse(a) is x
the shortest side(b) is x-28
the remaining side(c) is x-14
P=a+b+c
P= x+(x-28)+(x-14)
3x-28-14
3x-42
x=14
i don't think i'm onm the right track at all... can you help?
thank you in advance...
maurice

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Question 128010: I am having problems understand this problem(-7+(-2)-(-3))+(8+(-13)) My solution was -7+-2=--9+3=-64+ 8+-13=-5=-6+-5=-11
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Question 128246:
1+1/y How do I do this problem? I know that I have to use the
----- greatest common factor but what is it?
1/y

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Question 128390:
4.9t^2-19.6t+18.375=0

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Question 114005: The area of a rectangle is 24 square meters. Find the length and width of the rectangle if its length is 2 meters greater than its width. Use an equation and the formula ® area of a rectangle = (width)(length).
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Question 128456: Is this problem factored completely correctly?
3a^3+6a^2-2a-4
(3a^3)+(-2a-4)
(3a^3/3a^2+6a^2/3a^2)+ (-2a/-2-4/-2)
3a^2(a+2)+ -2(a+2)
(1a+2)(3a^2+-2)
How would you write the final answer?

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Question 122062This question is from textbook
: the answer i have is not corresponding with the answer im getting could you please not e-mail me just the answer but show me how to work it out.This question is from textbook

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Question 122388: 10+6=2+3(g+1)
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Question 129073: Please help me factor completely the following: 1/4x^2-25/36
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Question 75418: 5x^2+3(2x-1)-4x(2x^2-3x-1)
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Question 129326:
Use the distributive property to find the product.
(4y+3)(y^2+3y+1)

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Question 129719This question is from textbook Algebra1
: Find the product of (3x+1)(3x+1)(x-5)This question is from textbook Algebra1

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Question 129866:
Calculate. Write in scientific notation rounded to three decimal places.
(3.5x10^-8)(4.4x10^-4)/2.43x10^45

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Question 129864: (4h^5k-6h^2k^2)/(-2h^2k. Find the quotient.
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Question 130000: Write without negative exponents. w^-4/w^6
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Question 130365: simplify: (3x - 5)(2x+7)
thanks

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