5r+8+7r-8=60

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Solution for 5r+8+7r-8=60 equation: 



5r+8+7r-8=60

We move all terms to the left:

5r+8+7r-8-(60)=0

We add all the numbers together, and all the variables

12r-60=0

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

12r=60

r=60/12

r=5

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