X+8-4x=-13

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Solution for X+8-4x=-13 equation: 



X+8-4X=-13

We move all terms to the left:

X+8-4X-(-13)=0

We add all the numbers together, and all the variables

-3X+21=0

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

-3X=-21

X=-21/-3

X=+7

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