Answer:
A.
Step-by-step explanation:
4y = 12x + 16
3x = y - 4
=>
y = 3x + 4
using that in the first equation
4(3x+4) = 12x + 16
12x + 16 = 12x + 16
=> both lines/equations are identical, so they have infinitely many solutions. 
 
        
             
        
        
        
Answer:
Step-by-step explanation:
It’s 34
 
        
                    
             
        
        
        
Answer:
62.5%
Step-by-step explanation:
5/8=0.625
move decimal two places to the right
62.5%
 
        
             
        
        
        
So what u do is 1,624 divide by 112 which while give u 14.5 so it whould take him about 14 hours so finish