What is the answer to (0.3)/4 = 9/y ?

The answer to (0.3)/4 = 9/y is y=120

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(0.3)/4 = 9/y

\frac{0.3}{4} = \frac{9}{y}

y = 120

Solution steps

\frac{0.3}{4} = \frac{9}{y}

Cross multiply

0.3 y = 36

Divide both sides by

0.3

y = 120

Verify Solutions

Find undefined (singularity) points:

y = 0

Combine undefined points with solutions:

y = 120

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

\frac{8432 - 3870}{x} = 8346

\frac{28}{x - 36} = \frac{36}{x - 28}

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

y, x = z - \frac{z - y}{z + y}