Answer:
Sarah is correct
Step-by-step explanation:
Required
Which of the students is correct
Let a number be x,
Given what the teacher asked the students to do, the solution is:



Only Sarah got this correctly; others are incorrect.
The proof is as follows.
For Sarah



So, the numbers will be: 1416, -1416 and 1416
<em>Other students are incorrect</em>
 
        
             
        
        
        
1/2
If you spilt one shape in half you will have two halves. The whole shape represents 100% and when you split it in half, into two pieces, you will have two 50% pieces. 
Therefore the correct answer will be 1/2.
        
                    
             
        
        
        
25 will go into 33 once, with a remainder of eight.
        
             
        
        
        
Answer:
3y(x+2z)
Step-by-step explanation:
 hope this helps 
 
        
             
        
        
        
Answer:
  
$300 income$250 + $100 = $350 expenses$300 - $350 = a loss of $50
Step-by-step explanation: