8a-5+4a=-17

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Solution for 8a-5+4a=-17 equation: 



8a-5+4a=-17

We move all terms to the left:

8a-5+4a-(-17)=0

We add all the numbers together, and all the variables

12a+12=0

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

12a=-12

a=-12/12

a=-1

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