SOLUTION: A gardener wants to create a rectangular garden with length of 8x-4y ft. and width of 5x+9y ft. What is an algebraic expression for the area of the garden? Be sure to multiply thi

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: A gardener wants to create a rectangular garden with length of 8x-4y ft. and width of 5x+9y ft. What is an algebraic expression for the area of the garden? Be sure to multiply thi      Log On


   



Question 590722: A gardener wants to create a rectangular garden with length of 8x-4y ft. and width of 5x+9y ft. What is an algebraic expression for the area of the garden?
Be sure to multiply this out, express in simplest correct mathematical form,and include units. Can some one please help me understand this?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Area=(8x-4y)*(5x+9y)
use foil to multiply
Area=40x^2-20x+72xy-36y^2