8b + 8 - 4b - 3
Combine like terms:-
(8-4)b + 8 - 3
4b + 8 - 3
4b + 5
Deposit: = $600 on 1st April
Futher Depost = $200 on1st July
Interest rate = 2.60% per annum
Compounded = quarterly
50 percent is the probability
Answer: The simplified form is 
Step-by-step explanation:
Since we have given that

As we know the "Exponential law":

So, it becomes

Now, at last it becomes,

Hence, the simplified form is 
Your answer is 25% because a change from 16 to 20 represents a positive change (increase) of 25%