3(4f+9)=5(3f-3)

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Solution for 3(4f+9)=5(3f-3) equation: 



3(4f+9)=5(3f-3)

We move all terms to the left:

3(4f+9)-(5(3f-3))=0

We multiply parentheses

12f-(5(3f-3))+27=0



We calculate terms in parentheses: -(5(3f-3)), so:

5(3f-3)

We multiply parentheses

15f-15

Back to the equation:

-(15f-15)



We get rid of parentheses

12f-15f+15+27=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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