Question

At a bake sale, the cost, C or buying n pies is C = 7n. If one customer buys $84

worth of pies, how many did they buy? Use proper solution form.

Answer 1

Answer: 12 pies

Explanation:

C=7n

C=7(12)

C=84

Customer bought 12 pies

Answer 2

C = 7n

fill in the missing numbers and you get

84 = 7n

which means you can divide 84 by 7 to get n

84/7 = n

n = 12

12