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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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



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

-3(2y-4)-7

We multiply parentheses

-6y+12-7

We add all the numbers together, and all the variables

-6y+5

Back to the equation:

-(-6y+5)



We get rid of parentheses

6y-5-7=0

We add all the numbers together, and all the variables

6y-12=0

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

6y=12

y=12/6

y=2

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