

1. 
Find the value of the expression if x = 6. x + 5 


A. 
6 × 5 = 30 
B. 
6 + 5 = 65 


C. 
6 – 5 = 2 
D. 
6 + 5 = 11 


Hint 


2. 
Find the value of the expression if m = 4. 9 − (m + 2) 


A. 
9 − (4 + 2) = 3 
B. 
9 + (4 + 2) = 15 


C. 
9 − 4 = 5 
D. 
9 − 4 + 2 = 7 


Hint 


3. 
Write an expression for the situation. three more than y 


A. 
y + y + y 
B. 
y − 3 


C. 
3 − y 
D. 
y + 3 


Hint 


4. 
Write an expression for the situation. the sum of 24 and k 


A. 
24 − k 
B. 
24 + k + 24 


C. 
k − 24 
D. 
24 + k 


Hint 


5. 
The length of a bottlenose dolphin is 48 inches more than the length of a buffeo dolphin. Let l = the length of a buffeo dolphin.Write an expression for the length of a bottlenose dolphin. 


A. 
48  l 
B. 
l − 48 


C. 
l + 48 
D. 
l + l + 48 


Hint 

