-20q=-8(3q-15)

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Solution for -20q=-8(3q-15) equation: 



-20q=-8(3q-15)

We move all terms to the left:

-20q-(-8(3q-15))=0



We calculate terms in parentheses: -(-8(3q-15)), so:

-8(3q-15)

We multiply parentheses

-24q+120

Back to the equation:

-(-24q+120)



We get rid of parentheses

-20q+24q-120=0

We add all the numbers together, and all the variables

4q-120=0

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

4q=120

q=120/4

q=30

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