3.5f-1=7

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Solution for 3.5f-1=7 equation: 



3.5f-1=7

We move all terms to the left:

3.5f-1-(7)=0

We add all the numbers together, and all the variables

3.5f-8=0

We move all terms containing f to the left, all other terms to the right

3.5f=8

f=8/3.5

f=2+1/3.5

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