80=-19x+2+-2+21x

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Solution for 80=-19x+2+-2+21x equation: 



80=-19x+2+-2+21x

We move all terms to the left:

80-(-19x+2+-2+21x)=0

We add all the numbers together, and all the variables

-(+2x)+80=0

We get rid of parentheses

-2x+80=0

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

-2x=-80

x=-80/-2

x=+40

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