Question

A corner store sells two kinds of baked goods: cakes and pies. A cake costs $15 and a pie costs $6. In one day, the store sold 12 baked goods for a total of $108. How many cakes did they sell?

Answer 1

You use system of equation , the system would be
15c+6p = 108
c+p = 12
Solve by substitution :
The answer would be c = 4 , he sold 4 cakes