-7a-8=69

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Solution for -7a-8=69 equation: 



-7a-8=69

We move all terms to the left:

-7a-8-(69)=0

We add all the numbers together, and all the variables

-7a-77=0

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

-7a=77

a=77/-7

a=-11

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