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4.8(3.2r-2.2)=27.1
We move all terms to the left:
4.8(3.2r-2.2)-(27.1)=0
We add all the numbers together, and all the variables
4.8(3.2r-2.2)-27.1=0
We multiply parentheses
14.4r-10.56-27.1=0
We add all the numbers together, and all the variables
14.4r-37.66=0
We move all terms containing r to the left, all other terms to the right
14.4r=37.66
r=37.66/14.4
r=2+3.0979020979021/5.034965034965
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