a=7,2a

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Solution for a=7,2a equation: 



a=7.2a

We move all terms to the left:

a-(7.2a)=0

We add all the numbers together, and all the variables

a-(+7.2a)=0

We get rid of parentheses

a-7.2a=0

We add all the numbers together, and all the variables

-6.2a=0

a=0/-6.2

a=0

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