4f+9=2f-11

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Solution for 4f+9=2f-11 equation:



4f+9=2f-11
We move all terms to the left:
4f+9-(2f-11)=0
We get rid of parentheses
4f-2f+11+9=0
We add all the numbers together, and all the variables
2f+20=0
We move all terms containing f to the left, all other terms to the right
2f=-20
f=-20/2
f=-10

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