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

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

Question 567725: 4x+7x
Click here to see answer by jim_thompson5910(28504)

Question 567357: -1.7 + 15 = 15 + (-1.7)
Click here to see answer by jim_thompson5910(28504)

Question 570071: what is the property name of 7-4=2(x-3)?
Click here to see answer by stanbon(57246)

Question 570268: Simplify this expression:
3(2xz + 3y) + 2xz
I think it goes like this but I just want to be sure
10 + 3*2xz + 3*3y + 2xz
= 10+6xz+9y+2xz
=10+8xz+9y
Click here to see answer by Alan3354(30983)

Question 571360: Solve using the substitution method. Show your work. If the system has no solution or an infinite number of solutions, state this.
8y + 2x = 48
2x = 4y – 12
Click here to see answer by Alan3354(30983)

Question 572119: 3(2+h)^2
Click here to see answer by jim_thompson5910(28504)

Question 572593: which property is illustrated here? (4+ 3) +2=2+(4+3) ( associative, distributive, identity, or commutative )?
Click here to see answer by stanbon(57246)

Question 573497: what is x over 3 = 47. I think you multiple 47 adn 3 and get 141 over 3 = 47. Right?
Click here to see answer by anomis(18)

Question 573006: How do you simplify (-2)squared+5(-7)
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Question 571974: 2xsquared minus 37x plus 66 = 0
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Question 571974: 2xsquared minus 37x plus 66 = 0
Click here to see answer by MathTherapy(1421)

Question 570256: What is the discriminate for a Quadratic Equation and how is it used.
Click here to see answer by anomis(18)

Question 569537: evaluate each expression
a)|100|
b) |sq.root 5-5|
Click here to see answer by anomis(18)

Question 567152: use a commutative property to complete the following question?
8.8(-5)= Do not simplify
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Question 560289: 1000x-5=-6
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Question 574149: h^2+2h=35
Click here to see answer by stanbon(57246)

Question 576598: what is the property for this question (12*18)*5=12*(18*5)
Click here to see answer by solver91311(16868)

Question 577142: What are step by step instructions for how to do 2(-2+y)+y=8 ?
Click here to see answer by Alan3354(30983)

Question 577142: What are step by step instructions for how to do 2(-2+y)+y=8 ?
Click here to see answer by jim_thompson5910(28504)

Question 577171: x squared -20x -51 i have to factor this and i don't understand how..
x^2-20x-51
Click here to see answer by Alan3354(30983)

Question 577607: Simplify the product using FOIL. (4x – 4)(3x – 4)
Click here to see answer by jim_thompson5910(28504)

Question 577882: Expand (x+5)(2x+7)
Click here to see answer by jim_thompson5910(28504)

Question 578003: I am trying to help my son with his math homewoork and I am a little rusty, any help would be nice.
((8*1000)+(4*1000)+(2*10)+(8*1))
(-(3*1000)+(6*100)+(6*10)+(1*1))
________________________________

a) (4*1000)+(2*100)+(4*10)+(7+1)
b) (4*1000)+(7*100)+(6*10)+(7+1)
c) (5*1000)+(8*100)+(6*10)+(7*1)
d) (5*1000)+(2*100)+(6*10)+(7*1)
An explaination would be greatly appreciated!

Click here to see answer by dfrazzetto(277)

Question 579261: Please help me solve this equation -6e-4e=-20 .
Click here to see answer by KMST(1868)

Question 580480:
12-4=7.2+c+4.8 please solve
my email is trhalidy@yahoo.com
thanks
Click here to see answer by jim_thompson5910(28504)

Question 580949: How do I solve this:
6<-2(x-1)<12
I have tried it like this:
6= -2.x and -2.-1 = 12
6< 2x+2<12
6-2 < 2x+2-2 < 12-2
4 < 2x < 10
4 < 2x < 10
-- -- --
2 2 2
2 < X < 5
The answer should be -5 and -2, but I can't figure out what I did wrong. Can you tell me?
Thanks,
Janie Bevens
janiebevens@yahoo.com

Click here to see answer by stanbon(57246)

Question 581992: Factor Completely.
63b^2+294bf+343f^2
Click here to see answer by jim_thompson5910(28504)

Question 583153: Find the following product: (x - 7) (x + 7)
Click here to see answer by solver91311(16868)

Question 583159: Short Answer. Find the following product: (y^2 – 6y + 8) (y + 8)
Click here to see answer by solver91311(16868)

Question 583159: Short Answer. Find the following product: (y^2 – 6y + 8) (y + 8)
Click here to see answer by nyc_function(2733)

Question 583156: Short Answer. Find the following product: (x + 5)^2
Click here to see answer by solver91311(16868)

Question 583154: Short Answer. Find the following product: -3z(z^3 – 3z^2 + 6)
Click here to see answer by solver91311(16868)

Question 583756: Find the numbers that make both equations true:
B-D=7 and B.D=60
R+T=21 and 98/T=R
Please help me explain how to solve this algebraically, I know what the answers are.
Click here to see answer by dfrazzetto(277)

Question 584426: What's the sum and difference of x^+8
Click here to see answer by Alan3354(30983)

Question 585201: Please help me solve this problem
6x-5(4x-6y)
Click here to see answer by Alan3354(30983)

Question 585201: Please help me solve this problem
6x-5(4x-6y)
Click here to see answer by jim_thompson5910(28504)

Question 585942: (7x + 4x) + (11 + 10)
is an examle of which associative distributive or commutative ? i believe it is distribution am i correct?
Click here to see answer by jim_thompson5910(28504)

Question 586401: the question says solve the equation -5(x+2)-5=-4(x-3) I distributed the -5 and the -4 but i can not remember how to do the rest?
Click here to see answer by Tatiana_Stebko(1326)

Question 587827: use the distributive law to multiply
7(a+8+5b) =
I think the answer is 7a +56 + 35B but not sure
Click here to see answer by Alan3354(30983)

Question 587550: How would i re write 8n+8m=c using distributive?
Click here to see answer by zoomkaboom4(62)

Question 585206: 2x+4y=4y+2x , what property is this?
Click here to see answer by zoomkaboom4(62)

Question 579992: Please solve 6/2(1+2) = ?
Click here to see answer by zoomkaboom4(62)

Question 564483: Simplify.
(-5)4
Click here to see answer by zoomkaboom4(62)

Question 564465: Divide.
28/-2
Click here to see answer by zoomkaboom4(62)

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