Answer:
80
Step-by-step explanation:
20 x 4 = 80
 
        
                    
             
        
        
        
5. Is 1 
 ___
 8
6. 4
 ___
 18
7. 9
 ——
 16
        
             
        
        
        
Answer:
14, 96,84
Step-by-step explanation:
8n  - 16 + 6n = 180 {Supplementary angles}
<u>8n + 6n</u>  -16 = 180
Combine like terms
14n - 16 = 180
Add 16 to both sides
14n = 180 + 16
14n = 196
Divide both sides by 14
n = 196/14
n = 14
8n - 16 = 8*14 - 16 = 112 - 16 = 96
6n = 6 *14 = 84
 
        
             
        
        
        
Answer: 350
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer: In explanation
Step-by-step explanation:
1. 135 - 50x
2. $15
3. $0
I hope this helped!