What is the answer to (20)/x =0.4 ?

The answer to (20)/x =0.4 is x=50

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(20)/x =0.4

\frac{20}{x} = 0.4

x = 50

Solution steps

\frac{20}{x} = 0.4

Multiply both sides by

x

20 = 0.4 x

Switch sides

0.4 x = 20

Divide both sides by

0.4

x = 50

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 50

\frac{2}{3 x - 3} = 6

\frac{24}{v + 1} = \frac{4}{8}

\frac{x}{x ( x + 4 )} = 0

\frac{x + 2}{2 x} + \frac{x + 2}{x} = 2

0 = \frac{2}{x + 2}