1.5r+15=2.2

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Solution for 1.5r+15=2.2 equation: 



1.5r+15=2.2

We move all terms to the left:

1.5r+15-(2.2)=0

We add all the numbers together, and all the variables

1.5r+12.8=0

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

1.5r=-12.8

r=-12.8/1.5

r=-8+0.8/1.5

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