Solve the problem. Check answers to be sure they are reasonable.

The dimensions of a rectangular monitor screen are such that its length is 6 in. more than its width. If the length were doubled and if the width were decreased by 1 in., the area would be increased by 345 . What are the length and width of the screen?

The length of the monitor sceen is ___ and the width is ____

 

A huge suspended LED screen is the centerpiece of The Place, a popular mall in Beijing, China. Find the length and width of a similar rectangular screen if the length is 5 meters more than 3 times its width, and the viewable area is 6,300 square meters ength width

PROBLEM 77. Nicole is building a rectangular garden. She has enough material to build 3o feet of fencing. If she wants the length of the garden to be twice the width, what length and width should she make the garden? Round to two decimal places. PROBLEM 78. Desmond will build a rectangular vegetable garden. He has 175 feet of fencing and three 2.5 foot wide gates. If he wants the length of the garden to be 5 feet less than twice the width, what should the dimensions of the garden be? What would the area of the garden be?