When Susie is 9 and Cindy is 7, Terry would be 32
The sum of their ages would be 16, which is half of 32
It should be 50(x+5). Let me know if you want more of an explanation.
Answer:
i dont understand the problem, please explain to me what is going on?
Step-by-step explanation:
This is an exponential growth problem. Exponential growth can be expressed mathematically in the following way:

.
Parameter a presents initial amount.
Parameter r is percentage increase.
Parameter t is time.
An equation that would describe given problem is:

t is the time in years.
I attached the graph of this function.