3r+2r-5=30

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Solution for 3r+2r-5=30 equation: 



3r+2r-5=30

We move all terms to the left:

3r+2r-5-(30)=0

We add all the numbers together, and all the variables

5r-35=0

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

5r=35

r=35/5

r=7

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