What is the answer to 5/7 =(12)/y ?

The answer to 5/7 =(12)/y is y= 84/5

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5/7 =(12)/y

\frac{5}{7} = \frac{12}{y}

y = \frac{84}{5}

Decimal Notation

y = 16.8

Solution steps

\frac{5}{7} = \frac{12}{y}

Cross multiply

5 y = 84

Divide both sides by

5

y = \frac{84}{5}

Verify Solutions

Find undefined (singularity) points:

y = 0

Combine undefined points with solutions:

y = \frac{84}{5}

\frac{3 x}{3 x - 7} = 4

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

\frac{( x - 0.4 ) ^{2}}{2 + x} = 1.59

\frac{x - 1}{x} = \frac{x + 11}{5}

x, \frac{8.9}{x} + 2 = 8