Q-9=7-7q

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Solution for Q-9=7-7q equation: 



-9=7-7Q

We move all terms to the left:

-9-(7-7Q)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

7Q-7-9=0

We add all the numbers together, and all the variables

7Q-16=0

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

7Q=16

Q=16/7

Q=2+2/7

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