4(f-7.5)=f+12

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Solution for 4(f-7.5)=f+12 equation: 



4(f-7.5)=f+12

We move all terms to the left:

4(f-7.5)-(f+12)=0

We multiply parentheses

4f-(f+12)-30=0

We get rid of parentheses

4f-f-12-30=0

We add all the numbers together, and all the variables

3f-42=0

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

3f=42

f=42/3

f=14

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