If the distance between -x and -y is 9 units, find the value of $| x - y |$ . Where x and y are two points on the number line.
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Solution

$| x - y |$ = $| y - x |$ ( $| x - y |$ = $| y - x |$ = distance between x and y)

$| - x - (- y) |$

$| - x - (- y) |$ is the distance between -x and -y, which is 9 units.

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If the distance between -x and -y is 9 units, find the value of |x−y|. Where x and y are two points on the number line. __

|x−y| =|y−x| (|x−y| = |y−x|= distance between x and y) |−x−(−y)| |−x−(−y)| is the distance between -x and -y, which is 9 units.

If the distance between -x and -y is 9 units, find the value of $| x - y |$ . Where x and y are two points on the number line.
__

$| x - y |$ = $| y - x |$ ( $| x - y |$ = $| y - x |$ = distance between x and y)

$| - x - (- y) |$

$| - x - (- y) |$ is the distance between -x and -y, which is 9 units.