-7=3(x+3)-7

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



-7=3(x+3)-7

We move all terms to the left:

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



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

3(x+3)-7

We multiply parentheses

3x+9-7

We add all the numbers together, and all the variables

3x+2

Back to the equation:

-(3x+2)



We get rid of parentheses

-3x-2-7=0

We add all the numbers together, and all the variables

-3x-9=0

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

-3x=9

x=9/-3

x=-3

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