Kuri spent a total of $68 on trading cards. his collection contains two types of cards. a pack of trading card a cost $4, and a pack of trading card b cost $7. how many packs of each type of trading card were purchased if the total number of packs is 11

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5

well we know there are 4 clubs in 52 cards so it’s replaced so it should be 3/51

step-by-step explanation: