A local drive-in theatre sells entrance tickets for cars on weekend nights. At capacity, the drive-in can hold 72 cars. The function c(n) = 25n represents the drive-in's revenue on a weekend nightwhere represents the number of cars. In this situation, what is the domain of C(n) ?

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

What is the value of x in the diagram below?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?