Christa buys 14 flowerpots. Some are small and cost $2.40 each. The rest are large and cost $5.60 each. She spends a total of $49.60.
Which equation models this situation? Let s represent the number of small flowerpots she buys. Please explain how you got your answer.
A. 5.6s + 2.4(s + 14) = 49.6
B. (2.4 + 9.6)(14 – s) = 49.6
C. 2.4s + 5.6(14 – s) = 49.6
D. 5.6s + 2.8(14) = 49.6
Christa buys 14 flowerpots. Some are small and cost $2.40 each. The rest are large and cost $5.60 each. She spends a total of $49.60.