15.5=-3.1(q+12)

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Solution for 15.5=-3.1(q+12) equation: 



15.5=-3.1(q+12)

We move all terms to the left:

15.5-(-3.1(q+12))=0



We calculate terms in parentheses: -(-3.1(q+12)), so:

-3.1(q+12)

We multiply parentheses

-3.1q-37.2

Back to the equation:

-(-3.1q-37.2)



We get rid of parentheses

3.1q+37.2+15.5=0

We add all the numbers together, and all the variables

3.1q+52.7=0

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

3.1q=-52.7

q=-52.7/3.1

q=-17

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