Addition of Integers
23 + 18
41
18 - 9
9
x + 18 = 23
x = 5
2x + 8 = 12
x = 2
2(4 - 5) + 7
5
89 + (-47)
42
23 - 14
9
y + 8 = 21
y = 13
9y + 7 - 5y = 15
y = 2
14 - 3(2 + 4)
- 4
108 + 97
205
123 - 46
77
r + 17 = 92
r = 75
3(n - 6) + 12 = 42
n = 16
9 + 3 - (10 - 12)
14
308 + (-89)
219
- 200 - 91
- 291
2v = 90
v = 45
4x - 9 = x + 27
x = 12
2[6(6-8) +4]
-16
- 871 + 83
- 788
-137 - (-88)
-49
4t = 78
t = 19.5
2(k + 5) = 4(k - 2)
k = 9
3 + 7 - 6 + 9 + (-3)(5)
-2