Solve the equation x^2 - 18x = 40. A x = -15 and x = -3
B. X = 20 and x = -2
C. x = 10 and x = 4
D. X = -20 and x = -2

Step-by-step explanation:

Step-by-step explanation:

a. The rate of change is $33.33 per month

200/6 = approximately $33.33 per month

This means that in addition to the initial fee, Josh has to pay $33.33 per month for the gym membership.

b. The initial value is $25. This is a constant value and a one time fee to open and attain a gym membership.