6(9f+7)=21+5f

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Solution for 6(9f+7)=21+5f equation: 



6(9f+7)=21+5f

We move all terms to the left:

6(9f+7)-(21+5f)=0

We add all the numbers together, and all the variables

6(9f+7)-(5f+21)=0

We multiply parentheses

54f-(5f+21)+42=0

We get rid of parentheses

54f-5f-21+42=0

We add all the numbers together, and all the variables

49f+21=0

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

49f=-21

f=-21/49

f=-3/7

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