Arectangular hotel room is 3 yards by 6 yards the owner of the hotel wants to recarpet the room with carpet that cost $23.99 per square yard how much will it cost to be carpet the room

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Can someone show me step by step how to do this?

Scenario: 2 storage sheds are to have the same area. 1 is square and the other is rectangular. the rectangular shed is 4 meters wide and 9 meters long question: how large is one side of the square shed in meters?