(180(n-2))/n=172

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Solution for (180(n-2))/n=172 equation: 



(180(n-2))/n=172

We move all terms to the left:

(180(n-2))/n-(172)=0



Domain of the equation: n!=0

n∈R



We multiply all the terms by the denominator


(180(n-2))-172*n=0



We calculate terms in parentheses: +(180(n-2)), so:

180(n-2)

We multiply parentheses

180n-360

Back to the equation:

+(180n-360)



We add all the numbers together, and all the variables

-172n+(180n-360)=0

We get rid of parentheses

-172n+180n-360=0

We add all the numbers together, and all the variables

8n-360=0

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

8n=360

n=360/8

n=45

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