Drag the steps into order to correctly solve the equation x−18=54 .

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?