It would be 126. He would make 126 dollars.
0.2 I believe would be the correct conversion. if not please feel free to correct me.
For an initial amount deposited P and an annual interest rate r, the total amount T in the account after t years is given by:

For P = $2200, r = 7% and t = 5 years, we have:
Answer:
m = cost of one pencil
Step-by-step explanation:
The total cost of the pencil purchase (c) is the number of pencils (p) multiplied by their cost (m).
m represents the cost of one pencil
3t-7=5t
-3t -3t
-7 = 2t
/2 /2
t = -7/2
Plug it in to 6t, so it is 6(-7/2) = -21