Darren is going on a backpacking trip and will need to carry enough water for the duration of the trip. He figures he will need at least 481 ounces of water total. A small bottle holds 12 ounces of water and a large bottle holds 21 ounces of water. Write the inequality in standard form that describes this situation. Use the given numbers and the following variables. x = the number of small bottles y = the number of large bottles