What is the value of (x+2) (x-3) -(x+5) (x-6)?
A
18
B
22
C
26
D
30
Correct Answer: 18
(x + 2)(x - 3) - (x + 5)(x - 6) = (x2 - x - 6) - (x2 - x - 30) = x2 - x - 6 - x2 + x + 30 = 24.