-2(3x+7)=64

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Solution for -2(3x+7)=64 equation: 



-2(3x+7)=64

We move all terms to the left:

-2(3x+7)-(64)=0

We multiply parentheses

-6x-14-64=0

We add all the numbers together, and all the variables

-6x-78=0

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

-6x=78

x=78/-6

x=-13

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