What is the answer to 3/5 =(12)/x ?

The answer to 3/5 =(12)/x is x=20

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3/5 =(12)/x

\frac{3}{5} = \frac{12}{x}

x = 20

Solution steps

\frac{3}{5} = \frac{12}{x}

Cross multiply

3 x = 60

Divide both sides by

3

x = 20

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 20

y, \frac{2 y}{y + a} = p

\frac{x ^{2}}{x ^{2} - 4} = 1

\frac{6}{8} = \frac{9}{x}

\frac{lo g _{5} ( 100 )}{( x - 3 )} = 2

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