SOLUTION: The area of a rectangle is 22 square centimeters. If the length is 5 centimeters less than twice the width, then find the dimensions of the rectangle. Round off to the nearest tent

Algebra ->  Surface-area -> SOLUTION: The area of a rectangle is 22 square centimeters. If the length is 5 centimeters less than twice the width, then find the dimensions of the rectangle. Round off to the nearest tent      Log On


   

Question 1072631: The area of a rectangle is 22 square centimeters. If the length is 5 centimeters less than twice the width, then find the dimensions of the rectangle. Round off to the nearest tenth of a centimeter.
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
w width
L length
L=2w-5

wL=w%282w-5%29=22
2w%5E2-5w-22=0

w=%285%2Bsqrt%2825%2B4%2A2%2A22%29%29%2F4

w=%285%2Bsqrt%28201%29%29%2F4

w=4.794
L=4.589

ROUNDED, nearest tenth
system%28w=4.8%2CL=4.6%29