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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-3(2x-4)-7)-7=0



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

-3(2x-4)-7

We multiply parentheses

-6x+12-7

We add all the numbers together, and all the variables

-6x+5

Back to the equation:

-(-6x+5)



We get rid of parentheses

6x-5-7=0

We add all the numbers together, and all the variables

6x-12=0

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

6x=12

x=12/6

x=2

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