Sam is 36. he is 3 times as old as tracey’s and dan’s ages combined. tracey is 5. if d represents dan’s age, which equation could be used to find dan’s age?

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.