-15=5(3q-9)-5q

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Solution for -15=5(3q-9)-5q equation: 



-15=5(3q-9)-5q

We move all terms to the left:

-15-(5(3q-9)-5q)=0



We calculate terms in parentheses: -(5(3q-9)-5q), so:

5(3q-9)-5q

We add all the numbers together, and all the variables

-5q+5(3q-9)

We multiply parentheses

-5q+15q-45

We add all the numbers together, and all the variables

10q-45

Back to the equation:

-(10q-45)



We get rid of parentheses

-10q+45-15=0

We add all the numbers together, and all the variables

-10q+30=0

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

-10q=-30

q=-30/-10

q=+3

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