-3q=-4q-9

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Solution for -3q=-4q-9 equation: 



-3q=-4q-9

We move all terms to the left:

-3q-(-4q-9)=0

We get rid of parentheses

-3q+4q+9=0

We add all the numbers together, and all the variables

q+9=0

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

q=-9

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