q-9=4q+9

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



q-9=4q+9

We move all terms to the left:

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

We get rid of parentheses

q-4q-9-9=0

We add all the numbers together, and all the variables

-3q-18=0

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

-3q=18

q=18/-3

q=-6

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