-2(x+3)=-40

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Solution for -2(x+3)=-40 equation: 



-2(x+3)=-40

We move all terms to the left:

-2(x+3)-(-40)=0

We add all the numbers together, and all the variables

-2(x+3)+40=0

We multiply parentheses

-2x-6+40=0

We add all the numbers together, and all the variables

-2x+34=0

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

-2x=-34

x=-34/-2

x=+17

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