The length of a postcard is (3p + 4) centimeters. The width is (p - 2) centimeters. Write the algebraic expression that represents the area of the postcard and simplify.

Answer 1

(3p+4)(p-2)
= 3p (p-2) + 4 (p-2)
= 3 p^2 - 6 p + 4 p - 8
= 3 p^2 - 2 p - 8