-7(3x-9)=-84

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Solution for -7(3x-9)=-84 equation: 



-7(3x-9)=-84

We move all terms to the left:

-7(3x-9)-(-84)=0

We add all the numbers together, and all the variables

-7(3x-9)+84=0

We multiply parentheses

-21x+63+84=0

We add all the numbers together, and all the variables

-21x+147=0

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

-21x=-147

x=-147/-21

x=+7

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