Find the area. Simplify your answer.
Find the base and height of the rectangle.
Use these values in the area formula:
A 
= 
bh 



= 
(2x+3)(x+1) 
Plug in b = 2x+3 and h = x+1 


= 
2x^{2}+2x+3x+3 
Multiply the base and the height 

= 
2x^{2}+5x+3 
Simplify 
The area is
2x^{2}+5x+3