What is the answer to 1/15 = 1/20+1/x ?

The answer to 1/15 = 1/20+1/x is x=60

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1/15 = 1/20+1/x

\frac{1}{15} = \frac{1}{20} + \frac{1}{x}

x = 60

Solution steps

\frac{1}{15} = \frac{1}{20} + \frac{1}{x}

Multiply by LCM

4 x = 3 x + 60

Move

3 x

to the left side

x = 60

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 60

\frac{1}{m} = \frac{m - 34}{2 m ^{2}}

2 - \frac{6}{x ^{2}} = 0

\frac{1}{x} - \frac{1}{x + 3} = \frac{3}{10}

\frac{3}{x} = \frac{8}{x - 2}

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