Inequality 12021

Solve on Z - inequality with absolute value:

| x-18 | +4> 1

Correct answer:

x = Z

Step-by-step explanation:

∣x−18∣+4>1  x≥18​… ∣x−18∣ = x−18 x−18+4>1 x−18+4>1 x>15  x<18… ∣x−18∣ = 18−x 18−x+4>1 −x>−21 x<21  x=Z

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