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r3.50=31.50
We move all terms to the left:
r3.50-(31.50)=0
We add all the numbers together, and all the variables
r3.50-(31.5)=0
We add all the numbers together, and all the variables
r3.50-31.5=0
We move all terms containing r to the left, all other terms to the right
r3.50=31.5
r=31.5/1
r=31.5
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