Answer:
Cheetahs can go from 0 to 60 miles per hour in just 3.4 seconds and reach a top speed of 70 miles per hour. While they are the fastest land animal in the world, they can only maintain their speed for only 20 to 30 seconds.
Step-by-step explanation:
 
        
                    
             
        
        
        
(2a+2)(4a+4)
8a^2+8a+8a+8
The answer is 8a^2+16a+8
        
             
        
        
        
B. 
X-17=-5 
 Add 17 to both sides
-5+17=12