-2=0.8a

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Solution for -2=0.8a equation: 



-2=0.8a

We move all terms to the left:

-2-(0.8a)=0

We add all the numbers together, and all the variables

-(+0.8a)-2=0

We get rid of parentheses

-0.8a-2=0

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

-0.8a=2

a=2/-0.8

a=-2+0.4/0.8

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