3=r/2-17

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Solution for 3=r/2-17 equation: 



3=r/2-17

We move all terms to the left:

3-(r/2-17)=0

We get rid of parentheses

-r/2+17+3=0

We multiply all the terms by the denominator


-r+17*2+3*2=0

We add all the numbers together, and all the variables

-1r+40=0

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

-r=-40

r=-40/-1

r=+40

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