

1. 
Solve the equation shown by the model. 





A. 
x = 15 
B. 
x = 4 


C. 
x = 6 
D. 
x = 3 


Hint 


2. 
Solve 5x = 40. 


A. 
35 
B. 
9 


C. 
8 
D. 
6 


Hint 


3. 
7 times a number is 14. This can be represented by the equation 7n = 14. Solve to find the number. 


A. 
7 
B. 
3 


C. 
21 
D. 
2 


Hint 


4. 
Solve –8z = 32. 


A. 
–24 
B. 
–4 


C. 
24 
D. 
4 


Hint 


5. 
One gallon is four times as much as one quart. A gallon of water weighs about eight pounds. Use the equation 4q = 8 to find out about how much a quart of water weighs. 


A. 
8 pounds 
B. 
1 pounds 


C. 
4 pounds 
D. 
2 pounds 


Hint 


