r+3*2r+9=6(r+4)

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Solution for r+3*2r+9=6(r+4) equation: 



r+3*2r+9=6(r+4)

We move all terms to the left:

r+3*2r+9-(6(r+4))=0

Wy multiply elements

r+6r-(6(r+4))+9=0



We calculate terms in parentheses: -(6(r+4)), so:

6(r+4)

We multiply parentheses

6r+24

Back to the equation:

-(6r+24)



We add all the numbers together, and all the variables

7r-(6r+24)+9=0

We get rid of parentheses

7r-6r-24+9=0

We add all the numbers together, and all the variables

r-15=0

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

r=15

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