Tentukan nilai x persamaan nilai mutlak | x | + | x+5 | = 5

Mapel : Matematika
Kelas : X SMA
Bab : Mutlak

Pembahasan :
|x| + |x + 5| = 5

x + x + 5 = 5
2x + 5 = 5
2x = 0
x = 0

x + x + 5 = -5
2x + 5 = -5
2x = -10
x = -5

Hp : {-5 , 0}