3=f+9/4

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Solution for 3=f+9/4 equation: 



3=f+9/4

We move all terms to the left:

3-(f+9/4)=0

We add all the numbers together, and all the variables

-(+f+9/4)+3=0

We get rid of parentheses

-f+3-9/4=0

We multiply all the terms by the denominator


-f*4-9+3*4=0

We add all the numbers together, and all the variables

-f*4+3=0

Wy multiply elements

-4f+3=0

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

-4f=-3

f=-3/-4

f=3/4

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