What is the answer to 80/60 =(90)/x ?

The answer to 80/60 =(90)/x is x= 135/2

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80/60 =(90)/x

\frac{80}{60} = \frac{90}{x}

x = \frac{135}{2}

Decimal Notation

x = 67.5

Solution steps

\frac{80}{60} = \frac{90}{x}

Cross multiply

80 x = 5400

Divide both sides by

80

x = \frac{135}{2}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{135}{2}

\frac{2}{2 - 5 x} = 64

x^{2} = \frac{2 x}{x + 1}

\frac{1000}{443} = \frac{12}{x}

\frac{3}{1 - 3 n} = 2

\frac{4}{x - 3} = 6 - \frac{1}{x - 3}