Alli and Beth are driving to meet up. Alli starts at mile marker 3 on the interstate and travels 60 mph. Beth starts at mile marker 503, traveling 65 mph. They will meet in hours. (Solve using substitution)

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.