Question

What number replaces the ◊?

2 + 7 = 3 + 6
2 + 7 + ◊ = 3 + 6 + 5


A.
2

B.
3

C.
5

D.
6

Answer 1

First lets simplify both side of this equation.
2 + 7 + ♢ = 3 + 6 + 5
Subtract 9 from both sides of the equation.
9 + ♢ = 14
Answer (C)
♢ = 5