-9q-9=q+7-8q

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Solution for -9q-9=q+7-8q equation: 



-9q-9=q+7-8q

We move all terms to the left:

-9q-9-(q+7-8q)=0

We add all the numbers together, and all the variables

-9q-(-7q+7)-9=0

We get rid of parentheses

-9q+7q-7-9=0

We add all the numbers together, and all the variables

-2q-16=0

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

-2q=16

q=16/-2

q=-8

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