Answer:
a)2x-3y
b)4(9a-4)
Step-by-step explanation:
<h3>a)</h3>
we want to expand the following expression:

well to do so we consider distributive property thus distribute:

reduce fraction which yields:

simplify Parentheses:

<h3>b)</h3>
in the expression there's a common factor of 4 therefore factor it out:

 
        
             
        
        
        
Answer: B & D
<u>Step-by-step explanation:</u>
A is not correct because it says "in the city" instead of "in Elan's school"
C is not correct because it says do NOT ....
 
        
             
        
        
        
7 apples are red because 13-6=7
        
             
        
        
        
The answer is -9 + 9i. Hope this helped.
        
                    
             
        
        
        
9;9
Explanation:
You divide 18 by 2 to get 9 and divide 27 by 3 to get 9.
Hope that helps!