Răspuns :
a) x = 49
49 x (864-795)
49 x 69 = 3,381
b) x = 87
87 x (342-287)
87 x 55 = 4,784
c) x = 36
36 x (431-278)
36 x 153 = 5,508
a) x = 49
49 x (864-795)
49 x 69 = 3,381
b) x = 87
87 x (342-287)
87 x 55 = 4,784
c) x = 36
36 x (431-278)
36 x 153 = 5,508