Jordi trains on his bicycle by riding for a total of 300 miles each week.
let y be the dependent variable for the total number of miles ridden and x be the independent variable for the number of weeks.

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?