Problema Solution
The length of a rectangle is 2 feet less the 4 times its width. The perimeter of the rectangle is 46 feet. Find the length of the rectangle.
Answer provided by our tutors
Let
x = the width of the rectangle, x>0
4x - 2 = the length of the rectangle
The perimeter is 46 feet means:
2(x + 4x - 2) = 46
........
click here to see the equation solved for x
........
x = 5 ft
4x - 2 = 4*5 - 2 = 20 - 2 = 18 ft
The length of the rectangle is 18 feet.