Answer:
<u>x = 50°</u>
Step-by-step explanation:
2x = 140 - 40
2x = 100
x = 100/2
<u>x = 50°</u>
 
        
                    
             
        
        
        
6 apartments in 2.5 hours
30 apartments in ? Hours
6/2.5=30/x
 6x=(30)(2.5)
x=75/6
x=12.5 hours
        
             
        
        
        
Answer:
96
Step-by-step explanation:
6a² 
Put a as 4.
6(4)² 
Solve for power first.
6(16)
Multiply both terms.
= 96