Nilai x yang memenuhi persamaan │2x+3│+5 = 10 adalah….

Kelas 7
Matematika
Bab 6 - Himpunan

|2x + 3| + 5 = 10
|2x + 3| = 10 - 5
|2x + 3| = 5
-5 = 2x + 3 = 5
-5 - 3 = 2x = 5 - 3
-8 = 2x = 2
-8/2 = x = 2/2
-4 = x = 1

Hp = {-4,1}