What is the answer to 2/9 = 4/(x+8) ?

The answer to 2/9 = 4/(x+8) is x=10

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2/9 = 4/(x+8)

\frac{2}{9} = \frac{4}{x + 8}

x = 10

Solution steps

\frac{2}{9} = \frac{4}{x + 8}

Cross multiply

2 (x + 8) = 36

Divide both sides by

2

x + 8 = 18

Move

8

to the right side

x = 10

Verify Solutions

Find undefined (singularity) points:

x = - 8

Combine undefined points with solutions:

x = 10

\frac{3}{x} = \frac{10}{4 x} - 2

40 = \frac{5}{t}

\frac{26}{x} = 0

y, x = \frac{5}{y}

x + 2 = \frac{4}{( x - 1 )}