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Mathematics 20 Online
OpenStudy (vianne):

Simplify. (-1/2)(4x)(-2)(7y)(-1)

OpenStudy (anonymous):

you can multiply all these numbers together and you will end up with a number (constant) times x times y. To start multiply -1/2 by 4 to get -2. Then you can multiply the last three numbers to get 14 y. Then multiply your two new numbers to get the solution

OpenStudy (anonymous):

have fun!

OpenStudy (vianne):

Is it 14? @OffnenStudieren

OpenStudy (vianne):

-14*

OpenStudy (anonymous):

no, you can't get rid of the x and y. There will be an x and a y in the answer

OpenStudy (vianne):

Oh..

OpenStudy (vianne):

So for the last bit I do 7y x (-1)?

OpenStudy (vianne):

14y x (-1)*

OpenStudy (anonymous):

you can still simply that

OpenStudy (gorv):

\[\frac{ -1 }{ 2}*4x*(-2)*7y*(-1)\]

OpenStudy (gorv):

i think u can do it

OpenStudy (vianne):

Would it be -28xy?

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