15=q-7

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Solution for 15=q-7 equation: 



15=q-7

We move all terms to the left:

15-(q-7)=0

We get rid of parentheses

-q+7+15=0

We add all the numbers together, and all the variables

-1q+22=0

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

-q=-22

q=-22/-1

q=+22

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