Answer:
a -9
b 9
c -24
Step-by-step explanation:
this are the answers
 
        
             
        
        
        
Check the picture below
make sure your calculator is in Degree mode, if you need "x" in degrees
 
        
        
        
Graph A is in linear function as well as Graph C
Negative would be either answer B or answer D
 
        
             
        
        
        
Answer- 3/10 ÷ 8/5 = 3/16 
Explanation-How did we solve the problem above? When we divide two fractions, such as 3/10 ÷ 8/5, we flip the second fraction and then we simply multiply the numerators with each other and the denominator with each other.
You also simplify the answers to fraction problems whenever possible.
        
             
        
        
        
Six point five
Six and a half