Cara pengerjaan |2X-1| = 7

|2x-1|=7
2x=7+1
2x=8
x=8/2
x=4

Bab Nilai Mutlak
Matematika SMA Kelas X

|2x - 1| = 7

2x - 1 = 7
2x = 7 + 1
x = 8/2
x = 4

2x - 1 = -7
2x = -7 + 1
x = -6/2
x = -3

HP = { -3, 4 }