50
x + y = 34
x - y = 16
------------ +
2x = 50
x = 25
In first forumula:
25 + y = 34
y = 34 - 25 = 9
In second forumla:
25 - y = 16
-y = 16 - 25
y = -16 + 25 = 25 - 16 = 9
The numbers are 55.5 and 44.5
42
50
58
50
The numbers are 55.5 and 44.5
54
50
42
23½ and 39½
58
50
They could be: 64 and 36 because 64+36 = 100 and 64-36 = 28
151
-691
154
6+6=12 12-8=4