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1.1(1.6r-7.4)=69.8
We move all terms to the left:
1.1(1.6r-7.4)-(69.8)=0
We add all the numbers together, and all the variables
1.1(1.6r-7.4)-69.8=0
We multiply parentheses
1.1r-8.14-69.8=0
We add all the numbers together, and all the variables
1.1r-77.94=0
We move all terms containing r to the left, all other terms to the right
1.1r=77.94
r=77.94/1.1
r=70+0.94/1.1
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