Jawabanmu

2014-05-21T17:23:43+07:00
M - 9 = 13
M = 13 + 9 (dibalik krna pindah ruas)
M = 22
2014-05-21T17:23:53+07:00
M-9 = 13
m = 13 - 9
m = 4
thanks
eh salah harusnya
m - 9 = 13
m= 13 + 9
m = 22