4-7a-8=-11

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Solution for 4-7a-8=-11 equation: 



4-7a-8=-11

We move all terms to the left:

4-7a-8-(-11)=0

We add all the numbers together, and all the variables

-7a+7=0

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

-7a=-7

a=-7/-7

a=1

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