9(r+3)+6=87

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Solution for 9(r+3)+6=87 equation: 



9(r+3)+6=87

We move all terms to the left:

9(r+3)+6-(87)=0

We add all the numbers together, and all the variables

9(r+3)-81=0

We multiply parentheses

9r+27-81=0

We add all the numbers together, and all the variables

9r-54=0

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

9r=54

r=54/9

r=6

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