Jawabanmu

Jawaban paling cerdas!
2014-08-25T19:23:02+07:00
A) -3m-8m+4n+7n-6+10 = -11m+11n+4 b) 15a-11a+7b-12b-5c+13d = 4a-5b-5c+13d kurang lebih begitu
1 5 1
2014-08-25T19:25:25+07:00
A.)__(-3m-8m)+(4n+7n)-6+10
    =  -11m+11n+4
b.)__(15a-11a)+(7b-12b)-5c+13d
    =  4a+(-5b)-5c+13d