|-10x|=-50

解答

∣ - 10 x ∣ = - 50

x \in R 无解

求解步骤

∣ - 10 x ∣ = - 50

绝对值不能小于 0

x \in R 无解

∣ 3 x - 2 ∣ = 6 x - 4

∣ 3 x - 1 ∣ = 4 x + 2

∣ 8 x + 3 ∣ + 5 = 4

x^{2} + 8 x + 4 = ∣ x + 2 ∣ + 3

∣ 8 - 2 x ∣ = 0