SubArea: Absolute value equations and inequalitiesLevel: BProject ID: 1003047102Accepted: 1Clonable: 0Easy: 1Find the sum of the zero points of all the absolute-value expressions of the equation. |x−3|=|x+9|−|−2+x| (The zero point is the value of x for which the absolute-value expression equals zero.)−4−81410