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0.75(r+0.5)=2.75
We move all terms to the left:
0.75(r+0.5)-(2.75)=0
We add all the numbers together, and all the variables
0.75(r+0.5)-2.75=0
We multiply parentheses
0.75r+0.375-2.75=0
We add all the numbers together, and all the variables
0.75r-2.375=0
We move all terms containing r to the left, all other terms to the right
0.75r=2.375
r=2.375/0.75
r=3+0.125/0.75
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