What is the answer to 8/7 =(12)/k ?

The answer to 8/7 =(12)/k is k= 21/2

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8/7 =(12)/k

\frac{8}{7} = \frac{12}{k}

k = \frac{21}{2}

Decimal Notation

k = 10.5

Solution steps

\frac{8}{7} = \frac{12}{k}

Cross multiply

8 k = 84

Divide both sides by

8

k = \frac{21}{2}

Verify Solutions

Find undefined (singularity) points:

k = 0

Combine undefined points with solutions:

k = \frac{21}{2}

\frac{9}{x + 3} = 1 - \frac{x}{x - 3}

π = \frac{2 π}{b}

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

x, f = - \frac{k}{x ^{2}}

0.2 = \frac{x ^{2}}{45 - x}