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Mathematics 18 Online
OpenStudy (henrietepurina):

PLEASE HELP ON ALGEBRA 1 QUESTION Don't just give answer.. explain please :) Medal + Fan

OpenStudy (anonymous):

whats the question

OpenStudy (henrietepurina):

(3x^3)y + 12xy - (3x^2)y - 12y If the two middle terms were switched so that the expression became (3x^3)y - (3x^2)y + 12xy - 12y, would the factored expression no longer be equivalent to your answer in part B? Explain your reasoning.

OpenStudy (henrietepurina):

My answer in part B was (3x^3)y−(3x^2)y+12xy−12y

OpenStudy (anonymous):

all of that just came up as a bunch of question marks...

OpenStudy (henrietepurina):

refresh the page @camzzz12

OpenStudy (anonymous):

I hate to do this to you but I am having a complete brain fart and I dont know what to do. So sorry for wasting your time, hopefuly someone else will help you

OpenStudy (henrietepurina):

ITS ok :)

OpenStudy (asnaseer):

swapping the order of terms inside an expression does not change its value. This is known as the commutative law, see here for other laws as well: http://www.mathsisfun.com/associative-commutative-distributive.html e.g.:\[1+4-3=1-3+4\]

OpenStudy (texaschic101):

yep...does not change...it is still equivalent

OpenStudy (henrietepurina):

Ok, my answer is no, because if you use the commutative law, swapping the order of terms inside an expression does not change its value.

OpenStudy (asnaseer):

correct :)

OpenStudy (texaschic101):

good answer :)

OpenStudy (henrietepurina):

Thanks guys :) Can asnaeer choose texaschic101 as best response because I already chose you?

OpenStudy (asnaseer):

yw :)

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