13=+2a=(a+2)

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Solution for 13=+2a=(a+2) equation: 



13=+2a=(a+2)

We move all terms to the left:

13-(+2a)=0

We get rid of parentheses

-2a+13=0

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

-2a=-13

a=-13/-2

a=6+1/2

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