36=3.14*r+2r

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Solution for 36=3.14*r+2r equation: 



36=3.14r+2r

We move all terms to the left:

36-(3.14r+2r)=0

We add all the numbers together, and all the variables

-(+5.14r)+36=0

We get rid of parentheses

-5.14r+36=0

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

-5.14r=-36

r=-36/-5.14

r=7+0.020000000000003/5.14

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