What is the answer to 9/x =-3/10 ?

The answer to 9/x =-3/10 is x=-30

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9/x =-3/10

\frac{9}{x} = - \frac{3}{10}

x = - 30

Solution steps

\frac{9}{x} = - \frac{3}{10}

Cross multiply

90 = - x \cdot 3

Switch sides

- x \cdot 3 = 90

Divide both sides by

- 3

x = - 30

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = - 30

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

(x + \frac{1}{x})^{2} = 3

\frac{1}{5 m} = \frac{- 2}{3}

\frac{4}{x} + x = 5

\frac{x}{x + 1} + \frac{x}{x + 4} = 1