3(-7-2x)=-57

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Solution for 3(-7-2x)=-57 equation: 



3(-7-2x)=-57

We move all terms to the left:

3(-7-2x)-(-57)=0

We add all the numbers together, and all the variables

3(-2x-7)-(-57)=0

We add all the numbers together, and all the variables

3(-2x-7)+57=0

We multiply parentheses

-6x-21+57=0

We add all the numbers together, and all the variables

-6x+36=0

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

-6x=-36

x=-36/-6

x=+6

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