-2a-8+7a=-29

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Solution for -2a-8+7a=-29 equation: 



-2a-8+7a=-29

We move all terms to the left:

-2a-8+7a-(-29)=0

We add all the numbers together, and all the variables

5a+21=0

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

5a=-21

a=-21/5

a=-4+1/5

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