9-15r=3(-5r+3)

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



9-15r=3(-5r+3)

We move all terms to the left:

9-15r-(3(-5r+3))=0



We calculate terms in parentheses: -(3(-5r+3)), so:

3(-5r+3)

We multiply parentheses

-15r+9

Back to the equation:

-(-15r+9)



We get rid of parentheses

-15r+15r-9+9=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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