Tentukan hp dari A. |2×-4|=5 B. |2×-3|<3 Pliss bantu jawab

A.
|2x - 4| = 5
(i)
2x - 4 = 5
2x = 5 + 4
2x = 9
x = 9/2
(ii)
2x - 4 = -5
2x = -5 + 4
2x = -1
x = -1/2
HP = {-1/2 , 9/2}

B.
|2x - 3| < 3
-3 < 2x - 3 < 3
-3 + 3 < 2x < 3 + 3
0 < 2x < 6
0 < x < 6/2
0 < x < 3
HP = {x| 0 < x < 3}