8(r+2)=72

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Solution for 8(r+2)=72 equation: 



8(r+2)=72

We move all terms to the left:

8(r+2)-(72)=0

We multiply parentheses

8r+16-72=0

We add all the numbers together, and all the variables

8r-56=0

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

8r=56

r=56/8

r=7

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