How many real roots and complex roots does the expression (x+2)^7 have. Using the fundamental theorem of algebra. PLEASE HELP!!!

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.