-7(3x+)=7

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



-7(3x+)=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

-7(+3x)-7=0

We multiply parentheses

-21x-7=0

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

-21x=7

x=7/-21

x=-1/3

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