A rectangular room is three times as long as it is wide, and its perimeter is 40 meters. Find the width of the room.

Which of the following system of equation is not equal to the system of equations is not equal to the system of equations shown below

The architect's side view drawing of a saltbox-style house shows a post that supports the roof ridge. the support post is 8 ft tall. the distance from the front of the house to the support post is less than the distance from the post to the back of the house. how far from the front of the house is the support post positioned?

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?