3(-9x-7)=3x

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



3(-9x-7)=3x

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-3x-27x-21=0

We add all the numbers together, and all the variables

-30x-21=0

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

-30x=21

x=21/-30

x=-7/10

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