9x+3x=180 by def. of supplementary
12x=180
12/12x=180/12
x=15
 9x=9(15)=135°
        
             
        
        
        
Answer:
Sara
Step-by-step explanation:
 
        
             
        
        
        
Answer:
8
Step-by-step explanation:
h(t) = -t + 3; 
 h(-5)
Let t = -5
h(-5) = - -5 +3
        = 5+3
        = 8
 
        
                    
             
        
        
        
The cafeteria sold ten turkey sandwiches and they sold four ham sandwiches there are 6 more turkey than ham sold and 10 plus 4 is 14 so voalla your welcome