Jawabanmu

Jawaban paling cerdas!
2014-08-25T18:33:58+07:00
A.)(-3m+4n-6)-(7n-8m+10)
=-3m+4n-6-7n+8m-10
=5m-3n-16
b.)(15a+7b-5c)-(-11a-12b+13d)
=15a+7b-5c+11a+12b-13d
=26a+19b-5c-13d
terima kasih ya :) ;) :D
okey,trimakasih kmbali