16.5r+1.5r=12+2r

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Solution for 16.5r+1.5r=12+2r equation: 



16.5r+1.5r=12+2r

We move all terms to the left:

16.5r+1.5r-(12+2r)=0

We add all the numbers together, and all the variables

16.5r+1.5r-(2r+12)=0

We add all the numbers together, and all the variables

18r-(2r+12)=0

We get rid of parentheses

18r-2r-12=0

We add all the numbers together, and all the variables

16r-12=0

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

16r=12

r=12/16

r=3/4

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