What is the answer to 15= 2/x*100 ?

The answer to 15= 2/x*100 is x= 40/3

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15= 2/x*100

15 = \frac{2}{x} \cdot 100

x = \frac{40}{3}

Decimal Notation

x = 13.33333 \dots

Solution steps

15 = \frac{2}{x} \cdot 100

Simplify

\frac{2}{x} \cdot 100 : \frac{200}{x}

15 = \frac{200}{x}

Multiply both sides by

x

15 x = 200

Divide both sides by

15

x = \frac{40}{3}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{40}{3}

\frac{x - 4}{3 x + 2} = \frac{1}{5}

\frac{5 x - 7}{x - 3} = \frac{4 x - 3}{x}

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

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

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