These stamps can only rotate in place, not slide or shift. Which designs (1-6) cannot be made by rotating and combining the four rubber stamps?

Two numbers have a sum of -19. one number is x. what expression represents the other number?

Ineed big ! the cost of a school banquet is $25 plus $15 for each person attending. create a table, sketch the graph, and write an equation in slope-intercept and point-slope form that gives total cost as a function of the number of people attending. what is the cost for 77 people?

In a tutoring session, 2/3 of an hour was spent reviewing math problems. adelina attended 3/4 of the tutoring session. how much time did adelina spend at the tutoring session?