Answer:
x =27
Step-by-step explanation:
 3x - 4y=65
lets substitute the value of y in the equation:
3x -4(4) =65
3x = 65 +16
3x= 81
x= 81/3
x = 27
 
        
             
        
        
        
Answer:
50?
Step-by-step explanation:
Because its 50 miles per gallon, so gallon time 50 will be the miles? I'm not sure but i think it is
 
        
             
        
        
        
Answer:
500/7=intrest rate/account savings=_________
Step-by-step explanation: