So the teacher bought 1/4 of the brownie pan. And it came out to $4.
I hope this helps! :)
Addition is the first step in solving the equation. Here is how to solve this problem:
x/3 - 3 = 11
+ 3 + 3
------------------------
x
(3) -------- = 14(3)
3
x = 42
The answer to the question is 21/3