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23f-41=54+21
We move all terms to the left:
23f-41-(54+21)=0
We add all the numbers together, and all the variables
23f-41-75=0
We add all the numbers together, and all the variables
23f-116=0
We move all terms containing f to the left, all other terms to the right
23f=116
f=116/23
f=5+1/23
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