-2(x-9)-(x+13)=-16

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Solution for -2(x-9)-(x+13)=-16 equation: 



-2(x-9)-(x+13)=-16

We move all terms to the left:

-2(x-9)-(x+13)-(-16)=0

We add all the numbers together, and all the variables

-2(x-9)-(x+13)+16=0

We multiply parentheses

-2x-(x+13)+18+16=0

We get rid of parentheses

-2x-x-13+18+16=0

We add all the numbers together, and all the variables

-3x+21=0

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

-3x=-21

x=-21/-3

x=+7

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