Jawabanmu

2014-08-17T15:42:42+07:00
6a - 2b jawabannya ,
cara nya
5a+3b+a-5b= 6a-2b
(5a + a) + (3b-5b)
jadi 6a + (-2b) = 6a - 2b
Jawaban paling cerdas!
2014-08-17T15:43:36+07:00