What is the answer to 6/x = 2/5 ?

The answer to 6/x = 2/5 is x=15

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6/x = 2/5

\frac{6}{x} = \frac{2}{5}

x = 15

Solution steps

\frac{6}{x} = \frac{2}{5}

Cross multiply

30 = x \cdot 2

Switch sides

x \cdot 2 = 30

Divide both sides by

2

x = 15

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 15

A, A B A^{- 1} = B

\frac{x + 3}{5 x} = \frac{x - 2}{4 x}

\frac{6}{x} = \frac{2}{9}

\frac{- 2}{1} = \frac{- 450}{x}

a, h = \frac{- b}{2 a}