0 less than s less than 10, s less than or equal to x less than or equal to 10 absolute value X-S plus absolute value X-10 plus absolute value x-s-10 Find his minimum

0 less than s less than 10, s less than or equal to x less than or equal to 10 absolute value X-S plus absolute value X-10 plus absolute value x-s-10 Find his minimum

Equal to X-S + 10-x + (- x + S + 10) = 20-x