-q-20=3q

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Solution for -q-20=3q equation: 



-q-20=3q

We move all terms to the left:

-q-20-(3q)=0

We add all the numbers together, and all the variables

-4q-20=0

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

-4q=20

q=20/-4

q=-5

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