PLEASE HELP On average, Jack can fold his laundry in 30 minutes, but, depending on how much laundry he has, his time can vary from the average by 10 minutes. Which absolute value equation can be used to calculate Jack's maximum and minimum time to fold his laundry?

Let x represent the maximum and minimum time.

|x−30|=10

|x+10|=30

|x−10|=30

|x+30|=10

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

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