Addition
x + 4 = 25
What is x = 21
x - 2 = 6
What is x = 8
9 · x = 27
What is x = 3
y ÷ 6 = 2
What is y = 12
a + 13 = 16
What is a = 3
d - 7 = 9
What is d = 16
7 · x = 63
What is x = 9
x ÷ 4 = 8
What is x = 32
n + 8 = 14
What is n = 6
k - 83 =1
What is k = 84
5 · e = 40
What is e = 8
x ÷ 6 = 6
What is x = 36
x + 36 = 100
What is x = 64
x - 25 = 75
What is x = 100
11 · x = 121
What is x = 11
6 = a ÷ 12
What is a = 72
27 = c + 27
What is c = 0
a - 17 = 117
What is a = 134
12 · y = 96
What is y = 8
5 = x ÷ 11
What is x = 55