

1. 
Which ordered pair is the solution to the given system of equations? x  3y = 9 x  2y = 5 


A. 
(9, 3) 
B. 
(3, 2) 


C. 
(6, 1) 
D. 
(3, 4) 


Hint 


2. 
Use the graph below to determine if the given system of equations has one solution, no solution, or infinitely many solutions. If the system has one solution, name it. 





A. 
one solution at (6, 0) 
B. 
no solution 


C. 
one solution at . 
D. 
infinitely many solutions 


Hint 


3. 
Use the graph below to determine if the given system of equations has one solution, no solution, or infinitely many solutions. If the system has one solution, name it.






A. 
one solution at 
B. 
infinitely many solutions 


C. 
one solution at (6, 0) 
D. 
no solution 


Hint 


4. 
Solve the system of equations given by 5x – 2y = 6 and 15x – 6y = 6. 


A. 
(1, 1) 
B. 
no solution 


C. 
infinitely many solutions 
D. 
(2, 2) 


Hint 


5. 
A long distance phone company has a monthly fee of $7.95 and charges a rate of $0.05 per minute. Another long distance company has a monthly fee of $9.95 and charges a rate of $0.03 per minute. At how many minutes would the two companies have equal charges? 


A. 
They will never have the same charges. 
B. 
150 minutes 


C. 
100 minutes 
D. 
50 minutes 


Hint 


