0.57+0.21r=0.4881

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Solution for 0.57+0.21r=0.4881 equation: 



0.57+0.21r=0.4881

We move all terms to the left:

0.57+0.21r-(0.4881)=0

We add all the numbers together, and all the variables

0.21r+0.0819=0

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

0.21r=-0.0819

r=-0.0819/0.21

r=-0.0819/0.21

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