Graph 5x-20>=0

$5 x - 20 \geq 0$

Add $20$ to both sides of the inequality.

$5 x \geq 20$

Divide each term in $5 x \geq 20$ by $5$ and simplify.

Divide each term in $5 x \geq 20$ by $5$ .

$\frac{5 x}{5} \geq \frac{20}{5}$

Simplify the left side.

Cancel the common factor of $5$ .

Cancel the common factor.

$\frac{5 x}{5} \geq \frac{20}{5}$

Divide $x$ by $1$ .

$x \geq \frac{20}{5}$

Simplify the right side.

Divide $20$ by $5$ .

$x \geq 4$