8x-12x=-40

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Solution for 8x-12x=-40 equation: 



8x-12x=-40

We move all terms to the left:

8x-12x-(-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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