blancing
blancing
03-04-2015
Mathematics
contestada
31+34=90-n
45+1=70-k
6×9=41+m
Respuesta :
TSO
TSO
03-04-2015
31+34 = 90 -n
65 = 90 - n
65+n = 90
n= 90-65
n= 25
45+1 = 70-k
46 = 70-k
46+ k = 70
k = 70-46
k= 24
6x9 = 41+m
54 = 41+m
m = 54-41
m = 13
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