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4.1(2r-5.9)=62.1
We move all terms to the left:
4.1(2r-5.9)-(62.1)=0
We add all the numbers together, and all the variables
4.1(2r-5.9)-62.1=0
We multiply parentheses
8.2r-24.19-62.1=0
We add all the numbers together, and all the variables
8.2r-86.29=0
We move all terms containing r to the left, all other terms to the right
8.2r=86.29
r=86.29/8.2
r=10+1/1.91142191142
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