### Home > CCA > Chapter 4 > Lesson 4.3.1 > Problem4-113

4-113.

Find each of the following products by drawing and labeling a generic rectangle or by using the Distributive Property. Homework Help ✎

1. $( x + 5 ) ( x + 4 )$

• Create a generic rectangle.

• Put the products on the outside of the rectangle.

• Find the area of the smaller rectangles.

• Write the areas as a sum.
x² + 5x + 4x + 20.

• (x + 5)(x + 4) = x² +9x+20

1. $\quad 2 y ( y + 3 )$

Follow the steps in part (a).