What is the answer to 1/x =-2 ?

The answer to 1/x =-2 is x=-1/2

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1/x =-2

\frac{1}{x} = - 2

x = - \frac{1}{2}

Decimal Notation

x = - 0.5

Solution steps

\frac{1}{x} = - 2

Multiply both sides by

x

1 = - 2 x

Switch sides

- 2 x = 1

Divide both sides by

- 2

x = - \frac{1}{2}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = - \frac{1}{2}

\frac{1}{x} = 12

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

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

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

\frac{x + 2}{4} + \frac{3}{x - 1} = 7