-2x+(19-2x)=-21

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Solution for -2x+(19-2x)=-21 equation: 



-2x+(19-2x)=-21

We move all terms to the left:

-2x+(19-2x)-(-21)=0

We add all the numbers together, and all the variables

-2x+(-2x+19)-(-21)=0

We add all the numbers together, and all the variables

-2x+(-2x+19)+21=0

We get rid of parentheses

-2x-2x+19+21=0

We add all the numbers together, and all the variables

-4x+40=0

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

-4x=-40

x=-40/-4

x=+10

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