1.5r+15=2.5r

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Solution for 1.5r+15=2.5r equation: 



1.5r+15=2.5r

We move all terms to the left:

1.5r+15-(2.5r)=0

We add all the numbers together, and all the variables

1.5r-(+2.5r)+15=0

We get rid of parentheses

1.5r-2.5r+15=0

We add all the numbers together, and all the variables

-1r+15=0

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

-r=-15

r=-15/-1

r=+15

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