Answer:
Length = 14 meters
Width = 8 meters
Explanation:
Let x meters be the length of the rectangle. Rectangle's width is 6 meters less than its length, then the width of the rectangle is x - 6 meters.
Find the area of the rectangle:

Solve this equation:

Thw length cannot be negative, so x = 14 meters, then x - 6 = 8 meters is the width.