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

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

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8/9 = 7/x

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

x = \frac{63}{8}

Solution steps

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

Cross multiply

8 x = 63

Divide both sides by

8

x = \frac{63}{8}

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = \frac{63}{8}

2 \frac{3190}{a} = 242 - a

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

r, θ = \frac{s}{r}

(y - 2)^{2} = \frac{25}{81 y}

\frac{- 2}{x - 1} = \frac{x - 8}{x + 1}