A 2:4
B  4:6:12
C 0.6:2.4
Distance from school to shop is 12 km
 
        
                    
             
        
        
        
Answer:
a. 14 is a coefficient, and b is a variable.
This can be expanded to 14*b
b. 30 is a coefficient, and j and k are variables.
This can be expanded to 30*j*k
 
        
             
        
        
        
 Answer:
y = x - 3; 9 diagonals
Step-by-step explanation:
Find the equation: y = x - 3
Plug in 12: y = 12 -3
Solve: y = 9
9 diagonals
Hope this helps! Plz mark brainliest 
 
        
             
        
        
        
" the quotient " means divide
(x/3) - 4 <== ur expression
        
                    
             
        
        
        
Answer:
A. Slope = 4 and y-intercept  = 3