5q-9=2q+12

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Solution for 5q-9=2q+12 equation: 



5q-9=2q+12

We move all terms to the left:

5q-9-(2q+12)=0

We get rid of parentheses

5q-2q-12-9=0

We add all the numbers together, and all the variables

3q-21=0

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

3q=21

q=21/3

q=7

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