What is the answer to 12/8 = 6/x ?

The answer to 12/8 = 6/x is x=4

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12/8 = 6/x

\frac{12}{8} = \frac{6}{x}

x = 4

Solution steps

\frac{12}{8} = \frac{6}{x}

Cross multiply

12 x = 48

Divide both sides by

12

x = 4

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 4

\frac{5}{x} - 2 = 7 x

t, d = \frac{r}{1 + r t}

\frac{9}{w + 3} = \frac{7}{w - 9}

\frac{8}{5 x - 4} = \frac{5}{3 x - 1}

x, g c = \frac{x + y}{x}