What is the answer to 7/p = 8/9 ?

The answer to 7/p = 8/9 is p= 63/8

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7/p = 8/9

\frac{7}{p} = \frac{8}{9}

p = \frac{63}{8}

Decimal Notation

p = 7.875

Solution steps

\frac{7}{p} = \frac{8}{9}

Cross multiply

63 = p \cdot 8

Switch sides

p \cdot 8 = 63

Divide both sides by

8

p = \frac{63}{8}

Verify Solutions

Find undefined (singularity) points:

p = 0

Combine undefined points with solutions:

p = \frac{63}{8}

\frac{6 x}{( x ^{2} + 3 ) ^{2}} = 0

82000 = (\frac{42000 p}{100 - p})

z + \frac{36}{z + 3} = 9

\frac{x - 4}{x + 9} = \frac{7}{6}

4 x^{- 2} + 9 x^{- 1} + 2 = 0