A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher?

A. 2x + 8 = 40
B. 2x − 8 = 40
C. 8 − 2x = 40
D. (8 − 2)x = 40