X=-3x-40

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Solution for X=-3x-40 equation: 



X=-3X-40

We move all terms to the left:

X-(-3X-40)=0

We get rid of parentheses

X+3X+40=0

We add all the numbers together, and all the variables

4X+40=0

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

4X=-40

X=-40/4

X=-10

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