3(f)-5=15

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Solution for 3(f)-5=15 equation: 



3(f)-5=15

We move all terms to the left:

3(f)-5-(15)=0

We add all the numbers together, and all the variables

3f-20=0

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

3f=20

f=20/3

f=6+2/3

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