Answer:
a = 60
Step-by-step explanation:
4 + 6 = 10
6 = a/10
10*6 = 60 
6 = 60/4+6
Hope this helps!
 
        
                    
             
        
        
        
<h2>28 units²</h2><h2>____________________</h2>
<u>Step-by-step explanation:</u>
length = 8 units
breadth = 3.5 units
area = length × breadth
 = 8 × 3.5
 = 28 units²
<h2>____________________</h2><h2>FOLLOW ME</h2>
 
        
        
        
Answer:
The price of a single printer cartridge is 19.69, in your given currency.
Step-by-step explanation:
First remove the tax and the software package from the total bill.

Since there are 3 cartridges, you divide 59.07 by 3, giving you the price of a single cartridge.

 
        
             
        
        
        
Integer means a whole number , a number that is not fraction 
Katie did not specifically said what numbers , the numbers can be fraction and it would not be called integer so that is Katie's error
        
             
        
        
        
Answer:
see below
Step-by-step explanation:
 f(x) = –(x + 6)(x + 2) 
The function is increasing until it reaches the vertex, so it will increase until x=-4.  The function will decrease after the vertex, so after x = -4
increasing: -∞ < x < -4
decreasing : -4 < x < ∞