Jawapan

2015-10-23T20:46:20+08:00
4h=(5-6h)/6
4hx6=5-6h
24h+6h=5
30h=5
h=1/6
2015-10-24T09:46:42+08:00
4h = 5-6h/6
6(4h) = 5-6h
24h = 5-6h
24h +6h = 5
30h = 5
h = 5/30
h = 1/6