$\"\"$

The points are $\"\"$ .

The distance between two points $\"\"$ is $\"d$ .

$\"d$ (Substitute $\"x$ )

$\"\"$ (Subtract: $\"5$ ) $\"\"$

$\"\"$ (Evaluate powers: $\"4$ )

$\"\"$ (Add: $\"16$ ) $\"\"$

The distance between two points $\"\"$ is $\"square$ units.