3(2.25+f)=12.75

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Solution for 3(2.25+f)=12.75 equation: 



3(2.25+f)=12.75

We move all terms to the left:

3(2.25+f)-(12.75)=0

We add all the numbers together, and all the variables

3(f+2.25)-(12.75)=0

We add all the numbers together, and all the variables

3(f+2.25)-12.75=0

We multiply parentheses

3f+6.75-12.75=0

We add all the numbers together, and all the variables

3f-6=0

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

3f=6

f=6/3

f=2

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