What is the answer to 2/5 =(16)/x ?

The answer to 2/5 =(16)/x is x=40

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2/5 =(16)/x

\frac{2}{5} = \frac{16}{x}

x = 40

Solution steps

\frac{2}{5} = \frac{16}{x}

Cross multiply

2 x = 80

Divide both sides by

2

x = 40

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 40

\frac{7}{x} + \frac{3}{7} = 2

\frac{w - 2}{w - 1} = \frac{4}{w + 5}

\frac{15}{x} - 4 = \frac{6}{x} + 3

f, f^{- 1} (x) = 2^{x}

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