Let’s solve your equation step by step In-2I=1 Solve Absolute Value. In-2I=1 We know either n-2=1 OR n-2=-1 n-2=1 (possibility 1) n-2+2=1+2 ( Add 2 to both sides) N=3 first answer
n-2=-1 ( possibility 2) n-2+2=-1+2 ( Add 2 to both sides) N=1 second answer It’s either N=3 OR N=1