-x*2=5

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Solution for -x*2=5 equation: 



-x*2=5

We move all terms to the left:

-x*2-(5)=0

Wy multiply elements

-2x-5=0

We move all terms containing x to the left, all other terms to the right

-2x=5

x=5/-2

x=-2+1/2

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