Ecuaciones con sumas l
x + 10 = 12
2
x - 8 = 2
10
x + 11 = 24
13
x - 10 = 15
25
x + 10 = 50
40
x + 8 = 12
4
x - 5 = 12
17
x + 15 = 45
30
x - 19 = 20
39
x - 20 = 35
55
a + 12 = 24
12
x - 10 = 16
26
x + 20 = 40
20
x - 20 = 45
65
x + 18 = 40
22
b + 16 = 30
14
a - 18 = 12
30
d + 18 = 40
22
x - 25 = 28
53
x - 50 = 100
150
x + 18 = 36
18
x - 25 = 40
15
x + 50 = 102
52
x - 100 = 1
101
x + 100 = 150
50