6(r+3)=84

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Solution for 6(r+3)=84 equation: 



6(r+3)=84

We move all terms to the left:

6(r+3)-(84)=0

We multiply parentheses

6r+18-84=0

We add all the numbers together, and all the variables

6r-66=0

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

6r=66

r=66/6

r=11

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