5(r-72)=80

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Solution for 5(r-72)=80 equation: 



5(r-72)=80

We move all terms to the left:

5(r-72)-(80)=0

We multiply parentheses

5r-360-80=0

We add all the numbers together, and all the variables

5r-440=0

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

5r=440

r=440/5

r=88

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