6+0.20a=0.90a

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Solution for 6+0.20a=0.90a equation: 



6+0.20a=0.90a

We move all terms to the left:

6+0.20a-(0.90a)=0

We add all the numbers together, and all the variables

0.20a-(+0.90a)+6=0

We get rid of parentheses

0.20a-0.90a+6=0

We add all the numbers together, and all the variables

-0.7a+6=0

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

-0.7a=-6

a=-6/-0.7

a=8+0.4/0.7

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