Answer:
I think its C
Step-by-step explanation:
Hope this Helps :)
Plz mark Brainliest If Correct!!
 
        
                    
             
        
        
        
Answer:
the gallons must be convert to quarts. 4.9 gallons equals 20.6 quarts. 20.6 quarts divide by 1.057 liters equals 19.489 liters.
 
        
             
        
        
        
We do like the following:
Set the first number is a and the second is b.
We have two equations: a+2xb=24, 2xa+b=21
And we have 2xa+4xb=48 or 2xa=48-4xb
So: 48-4xb+b=21 or -3xb=21-48=-27 and we got b=-27:(-3)=9 and a= 6
a=6 and b=9
        
             
        
        
        
Answer:
 11.25 km h^-2
Step-by-step explanation:
Acceleration = increase in velocity / time
= 90 - 0 / 8
= 11.25 km h^-2.
 
        
                    
             
        
        
        
Answer:
Alrighty so number one is <em>5
z (x + 2y)</em>, and number two is <em>13x + 19y - 34z</em>