20=5.00+1.50r

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Solution for 20=5.00+1.50r equation: 



20=5.00+1.50r

We move all terms to the left:

20-(5.00+1.50r)=0

We add all the numbers together, and all the variables

-(1.50r+5)+20=0

We get rid of parentheses

-1.50r-5+20=0

We add all the numbers together, and all the variables

-1.5r+15=0

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

-1.5r=-15

r=-15/-1.5

r=+10

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