-2x+12+7+8=100

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Solution for -2x+12+7+8=100 equation: 



-2x+12+7+8=100

We move all terms to the left:

-2x+12+7+8-(100)=0

We add all the numbers together, and all the variables

-2x-73=0

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

-2x=73

x=73/-2

x=-36+1/2

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