5.0r-12=2.5r+20

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Solution for 5.0r-12=2.5r+20 equation: 



5.0r-12=2.5r+20

We move all terms to the left:

5.0r-12-(2.5r+20)=0

We get rid of parentheses

5.0r-2.5r-20-12=0

We add all the numbers together, and all the variables

2.5r-32=0

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

2.5r=32

r=32/2.5

r=12+1/1.25

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