What is the answer to 1/y = 5/9 ?

The answer to 1/y = 5/9 is y= 9/5

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1/y = 5/9

\frac{1}{y} = \frac{5}{9}

y = \frac{9}{5}

Decimal Notation

y = 1.8

Solution steps

\frac{1}{y} = \frac{5}{9}

Cross multiply

9 = y \cdot 5

Switch sides

y \cdot 5 = 9

Divide both sides by

5

y = \frac{9}{5}

Verify Solutions

Find undefined (singularity) points:

y = 0

Combine undefined points with solutions:

y = \frac{9}{5}

\frac{7}{7 q - 8} = \frac{3}{3 q - 6}

\frac{x ^{2} - 16}{x - 4} = 0

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

y, y^{- 2} = x - 1

z - 4 = 5 z^{- 1}