-15+5a=3(a-3)

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Solution for -15+5a=3(a-3) equation: 



-15+5a=3(a-3)

We move all terms to the left:

-15+5a-(3(a-3))=0



We calculate terms in parentheses: -(3(a-3)), so:

3(a-3)

We multiply parentheses

3a-9

Back to the equation:

-(3a-9)



We get rid of parentheses

5a-3a+9-15=0

We add all the numbers together, and all the variables

2a-6=0

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

2a=6

a=6/2

a=3

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