-100=4(4n-5)

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Solution for -100=4(4n-5) equation: 



-100=4(4n-5)

We move all terms to the left:

-100-(4(4n-5))=0



We calculate terms in parentheses: -(4(4n-5)), so:

4(4n-5)

We multiply parentheses

16n-20

Back to the equation:

-(16n-20)



We get rid of parentheses

-16n+20-100=0

We add all the numbers together, and all the variables

-16n-80=0

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

-16n=80

n=80/-16

n=-5

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