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x-2 = 6 atau x-2 =-6
x = 6+2 x = -6+2
x = 8 x = -4
1. X-2 = 6
X = 6+2
X = 8
2. X-2 = -6
X = -6+2
X = -4
Jadi, HP = { -4,8 }
| 3X-5 | = 7
1. 3X-5 = 7
3X = 7+5
3X = 12
X = 12/3
X = 4
2. 3X-5 = -7
3X = -7+5
3X = -2
X = -2/3
X =
Jadi, HP = { ,4 }