-3q-12=18

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Solution for -3q-12=18 equation: 



-3q-12=18

We move all terms to the left:

-3q-12-(18)=0

We add all the numbers together, and all the variables

-3q-30=0

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

-3q=30

q=30/-3

q=-10

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