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4.5f-9.3+3.4f=61.
We move all terms to the left:
4.5f-9.3+3.4f-(61.)=0
We add all the numbers together, and all the variables
4.5f+3.4f-9.3-61=0
We add all the numbers together, and all the variables
7.9f-70.3=0
We move all terms containing f to the left, all other terms to the right
7.9f=70.3
f=70.3/7.9
f=8+1/1.112676056338
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