7(3x+8)=-7

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Solution for 7(3x+8)=-7 equation: 



7(3x+8)=-7

We move all terms to the left:

7(3x+8)-(-7)=0

We add all the numbers together, and all the variables

7(3x+8)+7=0

We multiply parentheses

21x+56+7=0

We add all the numbers together, and all the variables

21x+63=0

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

21x=-63

x=-63/21

x=-3

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