Your carry on bag can weigh at most 40 ponds. write and solve an inequality to represent how much more weight you can add to the bag and still meet the requirement and the bag is 22 lbs

Griffin ordered a pair of sneakers online. he had a $22 credit that he applied toward the purchase, and then he used a credit card to pay for the rest of the cost. if the shoes cost $58, how much did griffin charge to his credit card when he bought the sneakers?