3(3r+5)-8r=3(r+5)

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Solution for 3(3r+5)-8r=3(r+5) equation: 



3(3r+5)-8r=3(r+5)

We move all terms to the left:

3(3r+5)-8r-(3(r+5))=0

We add all the numbers together, and all the variables

-8r+3(3r+5)-(3(r+5))=0

We multiply parentheses

-8r+9r-(3(r+5))+15=0



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

3(r+5)

We multiply parentheses

3r+15

Back to the equation:

-(3r+15)



We add all the numbers together, and all the variables

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

We get rid of parentheses

r-3r-15+15=0

We add all the numbers together, and all the variables

-2r=0

r=0/-2

r=0

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