4=f+8/7

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Solution for 4=f+8/7 equation: 



4=f+8/7

We move all terms to the left:

4-(f+8/7)=0

We add all the numbers together, and all the variables

-(+f+8/7)+4=0

We get rid of parentheses

-f+4-8/7=0

We multiply all the terms by the denominator


-f*7-8+4*7=0

We add all the numbers together, and all the variables

-f*7+20=0

Wy multiply elements

-7f+20=0

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

-7f=-20

f=-20/-7

f=2+6/7

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