8f+12=-7f+9

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Solution for 8f+12=-7f+9 equation:



8f+12=-7f+9
We move all terms to the left:
8f+12-(-7f+9)=0
We get rid of parentheses
8f+7f-9+12=0
We add all the numbers together, and all the variables
15f+3=0
We move all terms containing f to the left, all other terms to the right
15f=-3
f=-3/15
f=-1/5

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