|x per 2 +5|>9 tolong jawab yah plis jangan asal asalan

NiLai MutlaK

|x/2 + 5| > 9
•
x/2 + 5 > 9
x/2 > 9 - 5
x > 4 × 2
x > 8

•
x/2 + 5 < -9
x/2 < -9 - 5
x < -14 × 2
x < -28

HP = {x < -28 atau x > 8}