Jawapan

2015-08-11T10:52:44+08:00
(x-2) - (2-x)
= x - 2 - 2 + x
= x + x - 2 - 2
= 2x - 4
okkk
kalau nak permudahkan, = 2(x-2)
2015-08-11T14:11:29+08:00
(x-2) - (2-x)
= x - 2 - 2 + x
= x + x - 2 - 2⇒di urutkan
= 2x - 4
semoga mem bantuu yee