-78=-2(6x-4)-7(-3x+2)

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Solution for -78=-2(6x-4)-7(-3x+2) equation: 



-78=-2(6x-4)-7(-3x+2)

We move all terms to the left:

-78-(-2(6x-4)-7(-3x+2))=0



We calculate terms in parentheses: -(-2(6x-4)-7(-3x+2)), so:

-2(6x-4)-7(-3x+2)

We multiply parentheses

-12x+21x+8-14

We add all the numbers together, and all the variables

9x-6

Back to the equation:

-(9x-6)



We get rid of parentheses

-9x+6-78=0

We add all the numbers together, and all the variables

-9x-72=0

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

-9x=72

x=72/-9

x=-8

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