9f=4f+15

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Solution for 9f=4f+15 equation:



9f=4f+15
We move all terms to the left:
9f-(4f+15)=0
We get rid of parentheses
9f-4f-15=0
We add all the numbers together, and all the variables
5f-15=0
We move all terms containing f to the left, all other terms to the right
5f=15
f=15/5
f=3

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