kingstonpeay12345 kingstonpeay12345

20-01-2021
Mathematics

contestada

Maria wants to add to her CD collection. If a CD costs $12, which expression shows the cost of d CDs? A. 12 - d B. 12 ÷ d C. 12 + d D. 12 × d

Respuesta :

ChoiSungHyun ChoiSungHyun

20-01-2021

Step-by-step explanation:

Cost of CDs

= Number of CDs * Cost of one CD

= d * $12

= $12d. (D)

The answer is using multiplication as we have a unit rate and we wish to find the total.

Answer Link

movi03112007 movi03112007

20-01-2021

Answer:

D. 12*d, or 12d

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