plis tolong jawab yg baik hati

Jawabannya 2 Karena |x-1| = |2-1| = 1 dan |x-3|= |2-3|=1

|x-1| = |x-3|
(x-1)^2 = (x-3)^2
(x-1)^2 - (x-3)^2 = 0
(x^2 - 2x + 1) - (x^2 - 6x + 9) = 0
x^2 - x^2 - 2x + 6x + 1 - 9 = 0
4x - 8 = 0
4x = 8
x = 8/4
x = 2