tentukan akar dari persamaan nilai mutlak 5|2x -1|+4= 11

5|2x - 1| + 4 = 11
|2x - 1| = (11 - 4)/5
|2x - 1| = 7/5

•
2x - 1 = 7/5
2x = 1 + 7/5
2x = 12/5
x = 6/5

•
2x - 1 = -7/5
2x = 1 - 7/5
2x = -2/5
x = -1/5

HP = {-1/5 , 6/5}