-45=1/4n-20

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Solution for -45=1/4n-20 equation: 



-45=1/4n-20

We move all terms to the left:

-45-(1/4n-20)=0



Domain of the equation: 4n-20)!=0

n∈R



We get rid of parentheses

-1/4n+20-45=0

We multiply all the terms by the denominator


20*4n-45*4n-1=0

Wy multiply elements

80n-180n-1=0

We add all the numbers together, and all the variables

-100n-1=0

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

-100n=1

n=1/-100

n=-1/100

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