0.2=-0.7+a

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Solution for 0.2=-0.7+a equation: 



0.2=-0.7+a

We move all terms to the left:

0.2-(-0.7+a)=0

We add all the numbers together, and all the variables

-(a-0.7)+0.2=0

We get rid of parentheses

-a+0.7+0.2=0

We add all the numbers together, and all the variables

-1a+0.9=0

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

-a=-0.9

a=-0.9/-1

a=0.9/1

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