3.9(5r-3.3)=66.3

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Solution for 3.9(5r-3.3)=66.3 equation: 



3.9(5r-3.3)=66.3

We move all terms to the left:

3.9(5r-3.3)-(66.3)=0

We add all the numbers together, and all the variables

3.9(5r-3.3)-66.3=0

We multiply parentheses

19.5r-12.87-66.3=0

We add all the numbers together, and all the variables

19.5r-79.17=0

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

19.5r=79.17

r=79.17/19.5

r=4+1/16.666666666667

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