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Negative 5 1/12 + negative 4 1/4 + 6 3/4

Which one ? is the answer and how to find this answer

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.