-3x-3(5+4x)=-31-7x

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Solution for -3x-3(5+4x)=-31-7x equation: 



-3x-3(5+4x)=-31-7x

We move all terms to the left:

-3x-3(5+4x)-(-31-7x)=0

We add all the numbers together, and all the variables

-3x-3(4x+5)-(-7x-31)=0

We multiply parentheses

-3x-12x-(-7x-31)-15=0

We get rid of parentheses

-3x-12x+7x+31-15=0

We add all the numbers together, and all the variables

-8x+16=0

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

-8x=-16

x=-16/-8

x=+2

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