Algebra I Quiz #7 (5.1-5.3) –Review
Name
Block/Date
Directions: Complete the following, simplify all answers, and show work where appropriate.
Good Luck!!
Multiple Choice: Circle the best possible answer.
1. What is the solution to the following system:
A. (-1, 1)
B. (1, -1)
C. (-1, 2)
2. What is the solution to the following system:
A. (0, -4)
B. (-4, 0)
C. (1, 1)
x 3y 2
x 2y 3
D. (2, -1)
13 x 5 y 8
3x 5 y 8
D. (-1, -1)
3. Solve the system and choose the true statement:
A.
B.
C.
D.
E. None of these
E. None of these
3 x 5 y 8
x 2y 1
The value of x is greater than y
The value of y is greater than x
The values of x and y are equal
None of the above
4. Which ordered pair is a solution to the following system:
A. (0, 3)
B. (1, 2)
C. (2, 1)
x 2y 5
2x y 4
D. (3, 0)
5. Which system is represented by the graph:
A.
C.
x y 3
y x 1
x 2 y 2
3x 4 y 2
B.
D.
3x 2 y 11
x 6 y 7
x y 3
2x y 6
6. Which linear system has the solution (6, 6)?
A.
3x y 4
4x 3y 1
B.
4x 3y 0
2x y 0
C.
4 x 3 y 1
2 x y 3
D.
x y 12
3x 2 y 6
7. Your math test is worth 110 points and has 40 problems. Each problem is worth either 5 points or 2
points. How many problems of each point value is on the test?
A. 5 points: 10
2 points: 46
B. 5 points: 46
2 points: 30
C. 5 points: 30
2 points: 10
8. Which ordered pair is a solution to the following system:
A. (4, 2)
B. (10, 4)
C. (4, 10)
D. 5 points: 10
2 points: 30
4 x y 26
y x6
D. (2, 4)
Graph the following system and find it’s solution. (Remember to check your answer!)
Hint: Put them in slope-intercept form if they aren’t already.
y 2x 1
9.
3
y x6
2
Solution:
11.
y x4
4 x y 26
Solution:
10.
x y 1
2 x y 2
Solution:
Solve the following systems by substitutions. Remember to check your answers!!
12.
14.
8 x 2 y 19
x3
6 y x 18
2y x 6
13.
15.
x7
2x y 5
4 x 3 y 13
x y 4
Solve the following systems by elimination. Remember to check your answers!! (4 pts ea)
18.
20.
4 x 3 y 16
2x 3y 8
2 x 3 y 4
4 x 5 y 8
19.
21.
4x 2 y 2
3x 2 y 12
5e 4 f 9
4e 5 f 9
22.
m 2n 1
5m 3n 23
23.
x y 0
12 x 5 y 21
24. At the zoo, Jay bought 3 slices of vegetable pizza and 1 small lemonade for $5.40. Terri paid $4.80
for 2 slices of vegetable pizza and 2 small lemonades. What was the cost of the lemonade?
25. Your favorite math teacher, Mr. Kalkbrenner, is giving a test worth 150 points. There are 40 threepoint and five-point questions. How many of each are on the test?
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