Answer: It has to be b if not sorry
Answer:
Heidi, Lisa, Jaydie, and Martina
Step-by-step explanation:
16%, 16%, 18%, 20%
see below
Since the initial value is 5 and it increases by 3 every time x goes up the equation is y = 5 * 3^x.
1. - 4 =
=> x = - 36
___________
2. -18 = 6t
=> t =
=> t = -3
3. x - 18 = -72
=> x = - 72 + 18
=> x = - 54
4. -18 = x - 15
=> x = -18 + 15
=> x - 3