What is the common difference -3, 6, -12, 24

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.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

Over the course of a month, a person's weight decreases. what type of relationship is this? a. positive relationship