3.q=-42

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Solution for 3.q=-42 equation: 



3.q=-42

We move all terms to the left:

3.q-(-42)=0

We add all the numbers together, and all the variables

3.q+42=0

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

3.q=-42

q=-42/3.

q=-14

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