-5f+20=4(f-4)

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Solution for -5f+20=4(f-4) equation: 



-5f+20=4(f-4)

We move all terms to the left:

-5f+20-(4(f-4))=0



We calculate terms in parentheses: -(4(f-4)), so:

4(f-4)

We multiply parentheses

4f-16

Back to the equation:

-(4f-16)



We get rid of parentheses

-5f-4f+16+20=0

We add all the numbers together, and all the variables

-9f+36=0

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

-9f=-36

f=-36/-9

f=+4

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