What is the answer to (0.4)/x =2 ?

The answer to (0.4)/x =2 is x=0.2

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(0.4)/x =2

\frac{0.4}{x} = 2

x = 0.2

Solution steps

\frac{0.4}{x} = 2

Multiply both sides by

x

0.4 = 2 x

Switch sides

2 x = 0.4

Divide both sides by

2

x = 0.2

Verify Solutions

Find undefined (singularity) points:

x = 0

Combine undefined points with solutions:

x = 0.2

\frac{2 x - 2}{3 x + 1} = \frac{4}{7}

\frac{3 x + 5}{8 x} = x

540.8075 = \frac{1019.8077}{x}

\frac{14}{x} = 2

\frac{7}{9} = \frac{x}{x - 10}