Given the set a = {x | X-2 | 0}, B = {x | x-3 | > 4, and a ∩ B = empty set, find the value range of real number C The answer is this: I only write part of it When 0

Given the set a = {x | X-2 | 0}, B = {x | x-3 | > 4, and a ∩ B = empty set, find the value range of real number C The answer is this: I only write part of it When 0

A: Solving inequality: 2-C