-7x+7-4x=84

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Solution for -7x+7-4x=84 equation: 



-7x+7-4x=84

We move all terms to the left:

-7x+7-4x-(84)=0

We add all the numbers together, and all the variables

-11x-77=0

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

-11x=77

x=77/-11

x=-7

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