Marco is selling floral arrangements. Each arrangement uses 1 vase and 11 orchids. Each vase costs Marco $4.00. Let C be the total cost of the arrangement and r be the cost of 1 orchid. Which equation should Marco use to find the total cost of each arrangement?

A. 11 = C +4r
B. 11C = r + 4
C. C = 4r + 1
D. C = 11r + 4

Question

Marco is selling floral arrangements. Each arrangement uses 1 vase and 11 orchids. Each vase costs Marco $4.00. Let C be the total cost of the arrangement and r be the cost of 1 orchid. Which equation should Marco use to find the total cost of each arrangement?

A. 11 = C +4r
B. 11C = r + 4
C. C = 4r + 1
D. C = 11r + 4

anonymous · Answer

D
Because r is the amount each orchid costs and there are 11 per arrangement. And 4 is a constant as there is only 1 vase needed and it is always $4.00

anonymous · Answer

thx