8 costs 40 so 10 costs | 40 / 8 = ( 5*2=10) So your answer is 50 Dollars. 
        
             
        
        
        
Answer:
c is the one with function
 
        
             
        
        
        
Answer:
C , -2
Step-by-step explanation:
Replace X in the equation with 2
f(2) = 5(2) - 12
f(2) = 10-12
f(2) = -2
 
        
                    
             
        
        
        
Answer:
y=1/2x-3
is the slope intercept form
Step-by-step explanation:
Hope this helps :) Have a great day!!!
 
        
             
        
        
        
1/3=3:9 
since 1×3=3 
3×3=9