3r-2r+5r=18

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Solution for 3r-2r+5r=18 equation:



3r-2r+5r=18
We move all terms to the left:
3r-2r+5r-(18)=0
We add all the numbers together, and all the variables
6r-18=0
We move all terms containing r to the left, all other terms to the right
6r=18
r=18/6
r=3

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