Tähe arvväärtuse leidmine (liitmine).
Sinu tulemus on
1
/
15
42 + a = 65
2
/
15
a + 55 = 87
3
/
15
a + 31 = 54
4
/
15
23 + 45 = a
5
/
15
a + 22 = 89
6
/
15
68 + a = 97
7
/
15
8 + a = 75
8
/
15
15 + 75 = a
9
/
15
16 + a = 37
10
/
15
71 + a = 92
11
/
15
15 + a = 37
12
/
15
29 + a = 55
13
/
15
a + 44 = 76
14
/
15
34 + a = 91
15
/
15
68 + a = 93
