Create a linear model that represents the dogs current weight, in pounds, as a function of his age, in months. age, in months: 2, 3, 4, 5, 6, 7, 8

age, in pounds: 3, 12, 21, 30, 39, 48, 57

Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.