What is the answer to 7/3 = 4/y ?

The answer to 7/3 = 4/y is y= 12/7

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7/3 = 4/y

\frac{7}{3} = \frac{4}{y}

y = \frac{12}{7}

Decimal Notation

y = 1.71428 \dots

Solution steps

\frac{7}{3} = \frac{4}{y}

Cross multiply

7 y = 12

Divide both sides by

7

y = \frac{12}{7}

Verify Solutions

Find undefined (singularity) points:

y = 0

Combine undefined points with solutions:

y = \frac{12}{7}

\frac{x ^{2} + 2 x - 3}{( x + 1 ) ^{2}} = 0

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

2 x - \frac{432}{x ^{2}} = 0

x, 0 = \frac{2}{x}

\frac{x - 4}{2 x + 1} = \frac{x - 9}{x}