Step-by-step explanation:
f(0) = 3
g(0) = 6
Therefore, g(x) has the greater y-intercept.
 
        
             
        
        
        
M equals 3x+21 because you add 2x+1x=3x.then you add 14+7=21.then you combine them together to get 3x+21
        
             
        
        
        
Answer:
<h2>4</h2>
Step-by-step explanation:
the equation is 
36 = 4+8x
when you solve for x the answer is 4
 
        
             
        
        
        
30 students could of been taking both courses and 60 with no course