15.9r=15.7r-3.1

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Solution for 15.9r=15.7r-3.1 equation: 



15.9r=15.7r-3.1

We move all terms to the left:

15.9r-(15.7r-3.1)=0

We get rid of parentheses

15.9r-15.7r+3.1=0

We add all the numbers together, and all the variables

0.2r+3.1=0

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

0.2r=-3.1

r=-3.1/0.2

r=-15+0.1/0.2

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