What is the answer to -2/x =-4 ?

The answer to -2/x =-4 is x= 1/2

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-2/x =-4

- \frac{2}{x} = - 4

x = \frac{1}{2}

Decimal Notation

x = 0.5

Solution steps

- \frac{2}{x} = - 4

Multiply both sides by

x

- 2 = - 4 x

Switch sides

- 4 x = - 2

Divide both sides by

- 4

x = \frac{1}{2}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{1}{2}

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

0.15 = \frac{400}{n ( n - 1 )}

g (n) = \frac{n - 1}{n}

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

a x b = \frac{c}{d}, d