What is the inverse operation you need to use to solve each of these equations: 9+x=24 addition substraction multiplication 27x=2673 division

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true