tolong ya jawaban dan caranya 2 < x + 4 < 9

2 < x < 9-4
2 < x < 5
x = {3, 4}

2 < x+4 < 9
Dikurangi 4 semua
2-4 < x+4-4 < 9-4
-2 < x < 5

Hp = ∫xΙ -2<x<5∫
Thx.