3(-8-7x)=-276

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Solution for 3(-8-7x)=-276 equation: 



3(-8-7x)=-276

We move all terms to the left:

3(-8-7x)-(-276)=0

We add all the numbers together, and all the variables

3(-7x-8)-(-276)=0

We add all the numbers together, and all the variables

3(-7x-8)+276=0

We multiply parentheses

-21x-24+276=0

We add all the numbers together, and all the variables

-21x+252=0

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

-21x=-252

x=-252/-21

x=+12

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