Solve for x 2/5=1/2x

$\frac{2}{5} = \frac{1}{2} x$

Rewrite the equation as $\frac{1}{2} x = \frac{2}{5}$ .

$\frac{1}{2} x = \frac{2}{5}$

Multiply both sides of the equation by $2$ .

$2 (\frac{1}{2} x) = 2 (\frac{2}{5})$

Simplify both sides of the equation.

Simplify the left side.

Simplify $2 (\frac{1}{2} x)$ .

Combine $\frac{1}{2}$ and $x$ .

$2 \frac{x}{2} = 2 (\frac{2}{5})$

Cancel the common factor of $2$ .

Cancel the common factor.

$2 \frac{x}{2} = 2 (\frac{2}{5})$

Rewrite the expression.

$x = 2 (\frac{2}{5})$

Simplify the right side.

Multiply $2 (\frac{2}{5})$ .

Combine $2$ and $\frac{2}{5}$ .

$x = \frac{2 \cdot 2}{5}$

Multiply $2$ by $2$ .

$x = \frac{4}{5}$

The result can be shown in multiple forms.

Exact Form:

$x = \frac{4}{5}$

Decimal Form:

$x = 0.8$