13-3q=4(-9-3q)

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Solution for 13-3q=4(-9-3q) equation: 



13-3q=4(-9-3q)

We move all terms to the left:

13-3q-(4(-9-3q))=0

We add all the numbers together, and all the variables

-3q-(4(-3q-9))+13=0



We calculate terms in parentheses: -(4(-3q-9)), so:

4(-3q-9)

We multiply parentheses

-12q-36

Back to the equation:

-(-12q-36)



We get rid of parentheses

-3q+12q+36+13=0

We add all the numbers together, and all the variables

9q+49=0

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

9q=-49

q=-49/9

q=-5+4/9

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