4.5-2f=8.5

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Solution for 4.5-2f=8.5 equation: 



4.5-2f=8.5

We move all terms to the left:

4.5-2f-(8.5)=0

We add all the numbers together, and all the variables

-2f-4=0

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

-2f=4

f=4/-2

f=-2

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