Tolong dibantu yaaa, makasih..

1) 2/3 (6x - 12) ≥ 2(6x + 2)
4x - 8 ≥ 12x + 4
4x - 12x ≥ 4 + 8
-8x ≥ 12
8x ≤ -12
x ≤ -12/8
x ≤ -3/2

2) 3/4 (8x - 20) + 3 ≤ 2/3 (6x + 15) - 4
6x - 15 + 3 ≤ 4x + 10 - 4
6x - 12 ≤ 4x + 6
6x - 4x ≤ 6 + 12
2x ≤ 18
x ≤ 9