tolong bantu saya mencari HP dari 3 soal di atas ya :) pliiiiis tolong saya,makasih

1. | 4 - 3× | = | -4 |
| 4 - 3× | = | 4 |
=> f (×) = a
4 - 3× = 4
-3× = 4 - 4
× = 0 / -3
× = tidak terdefinisi
=> f (×) = - a
4 - 3× = -4
-3× = -4 -4
× = -8 / -3
× = 8 / 3
Hp = { 8 / 3}

2. 2 |3× - 8| = 10
6× - 16 = 10
=> f(×) = a
6× - 16 = 10
6× = 10+ 16
× = 26 / 6
× = 13 / 2
=> f(x) = -a
6× - 16 = -10
6× = -10 + 16
× = 6 / 6
× = 1
Hp = { 1 , 13/2 }