8f+9=57

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Solution for 8f+9=57 equation:



8f+9=57
We move all terms to the left:
8f+9-(57)=0
We add all the numbers together, and all the variables
8f-48=0
We move all terms containing f to the left, all other terms to the right
8f=48
f=48/8
f=6

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