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5.50f=71.50
We move all terms to the left:
5.50f-(71.50)=0
We add all the numbers together, and all the variables
5.50f-(71.5)=0
We add all the numbers together, and all the variables
5.50f-71.5=0
We move all terms containing f to the left, all other terms to the right
5.50f=71.5
f=71.5/5.50
f=13
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