Answer:

Explanation:
GIVEN: Catherine sells cupcakes c for
each, The ingredients for each cupcake cost her
, and the sum of all her other expenses is
.
TO FIND: Equation to represent Catherine's profit from selling cupcakes.
SOLUTION:
Cost of ingredients for each cupcake

sum of all other expenses

Selling price of each cupcake

Total cupcakes sold

Now,
As we know that

putting values,


Hence the equation to represent Catherine's profit (p) from selling cupcakes for one month Catherine sells is
