The width of a rectangular window is

(2x + 6) inches, and its height is (3x + 10) inches (see

figure). Find an expression for the area of the window.

(2x + 6) inches, and its height is (3x + 10) inches (see

figure). Find an expression for the area of the window.

Area is length times width. So do 2x +6 times 3x + 10 and if you FOIL you get 6x^2 + 38x + 60