SOLUTION: you are building a rectangle jacuzzi at yojur dream house . the length is 3 feet more than the width . the total area of the jacuzzi is 40 fee square . how wide is the jacuzzi?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: you are building a rectangle jacuzzi at yojur dream house . the length is 3 feet more than the width . the total area of the jacuzzi is 40 fee square . how wide is the jacuzzi?       Log On


   

Question 873660: you are building a rectangle jacuzzi at yojur dream house . the length is 3 feet more than the width . the total area of the jacuzzi is 40 fee square . how wide is the jacuzzi?
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
A = Lw = 40
(w+3)w = 40
w^2 + 3w - 40 = 0
(w +8)(w-5) = 0, w = 5ft
Tossing out negative solution