Answer:
x^2 +  10x - 13y.
Step-by-step explanation:
3(2x + y) + 4(x - 4y) + x^2   First apply the Distributive law to the parentheses:
= 6x + 3y + 4x - 16y + x^2  Now add like terms:
= 10x - 13y + x^2.
 
        
                    
             
        
        
        
Answer:
<h2>$648.70</h2>
Step-by-step explanation:
30% of 499 is 149.70
499+149.70=648.70
 
        
             
        
        
        
Answer:
x=3102.5/8.5 is your answer
Step-by-step explanation:
 
        
             
        
        
        
Answer:
It’s the first one
Step-by-step explanation:
I