tolong jawab besok di kumpulkan no1-5 dikasih cara

1. HP.
=>4x<5
=>x<5/4
hp{x¦x<5/4}
2.nilai x
=>5x+2>12
=>5x>12-2
=>5x>10
=>x=10/5=2
3.nilai x
=>4x-4<_2x+2
=>4x-2x<_2+4
=>2x<_6
=>x<_6/2=3
4.nilai x
=>10x+12x>_5x+2
=>22x-5x>_2
=>17x>_2
=>x>_2/17
5.nilai x
=>5/2x+7x>10/4x+8
=>5/2x+7x+10/4x>8. ]samakn penyebut
=>10/4x+7/4x+10/4x>8/4
=>27/4x>2
=>27x>2.4
=>27x>8
=>x>8/27

maaf klok slh jgn gunakan okeee