|x+1|=|2x-5|??? Bantu dle

x-1 = 2x - 5
x-2x = -5+1
-x = -4
x = 4

Bab Nilai Mutlak
Matematika SMA Kelas X

|x + 1| = |2x - 5|

x + 1 = 2x - 5
x - 2x = -5 -1
-x = -6
x = -6/-1
x = 6

x + 1 = -2x + 5
x + 2x = 5 - 1
3x = 4
x = 4/3

HP = { 4/3, 6 }