What is the answer to 162=(180(n-2))/n ?

The answer to 162=(180(n-2))/n is n=20

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popular >

162=(180(n-2))/n

162 = \frac{180 ( n - 2 )}{n}

n = 20

Solution steps

162 = \frac{180 ( n - 2 )}{n}

Multiply both sides by

n

162 n = 180 (n - 2)

Expand

180 (n - 2) : 180 n - 360

162 n = 180 n - 360

Move

180 n

to the left side

- 18 n = - 360

Divide both sides by

- 18

n = 20

Verify Solutions

Find undefined (singularity) points:

n = 0

Combine undefined points with solutions:

n = 20

\frac{8}{4 y - 8} - 1 = \frac{2}{y - 2}

- 1 = \frac{- 1}{( x + 1 ) ^{2}}

v, p = \frac{m}{v}

\frac{6.3}{x} = \frac{2.56}{9.3}

3 + \frac{5}{x} = 0