7a+8=5-2a

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Solution for 7a+8=5-2a equation: 



7a+8=5-2a

We move all terms to the left:

7a+8-(5-2a)=0

We add all the numbers together, and all the variables

7a-(-2a+5)+8=0

We get rid of parentheses

7a+2a-5+8=0

We add all the numbers together, and all the variables

9a+3=0

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

9a=-3

a=-3/9

a=-1/3

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