There are two practice quizes each 30 ques BUT I HAVE ALL THE ANSWERS. I just need to show my work! Due by Monday April 23 latest 10:00am so you have 3 days and a half. Really easy work I just don’t have the time with my baby and work!
Practice Test A
1. Simplify:
12 � 3 � 2 � 2 � 10
A.
�2
B. 180
C. 2
D. 160
2. Simplify:
144 � (6 � 3)2
A. �5
B. 48
C.
24
D. 16
3. | �10 | � | �3 | � | 7 |
�
A. 0
B. 14
C. 20
D. �6
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4. Simplify:
10(2x � 1) � 3(5 � x)
A. 23x � 25
B. 17x � 5
C. 23x � 5
D. 17x � 5
5. Evaluate the given expression when x � �3:
2×2 � 3x � 1
A.
28
B. 8
C. 10
D. 4
6. Solve for x:
4(2x � 1) � 6 � 10 � (x � 3)
A.
B. 0
C. 1
D.
5
9
9
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7. Solve for x:
x � � 2x � 1
A. �
B. 41
C. �
D. �
8. Solve for A:
2A � 3B � 5
A. A �
B. A �
C. A � 5 � 3B
D. A �
9. Solve for x:
5x � 4 � 8x � 2
A. x � �2
B. x � 2
C. x � �2
D. x �
2
3
5 � 3B
2
15B
2
5 � 3B
2
9
21
16
21
20
21
2
3
1
4
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10. If twice a number is decreased by two, the result is 5 more than 8 times the number. Choose the
equation that could be used to find this number, x.
A. 2(x � 2) � 5 � 8
x
B. 2 � 2x � 8x � 5
C. x � 2 � 8x � 5
D. 2x � 2 � 5 � 8x
11. The width of a rectangle is three less than the length. If the perimeter of the rectangle is 30 yards,
find the width.
A. 9 yards
B. 3 yards
C. 15 yards
D. 6 yards
12. Identify the proportion listed below that solves the problem:
On a map, 1 inch represents 6 miles. If you measure 2.5 inches between two cities on the map, how
many miles separate them?
A. �
B. �
C. �
D. �
x
6
1
2.5
2.5
x
6
1
2.5
x
1
6
1
2.5
x
6
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13. Simplify:
A. 16zy2
B.
C. 16y8z
D.
14. Simplify:
�x3y�2��4
A.
B.
C.
D. x7y6
15. Simplify:
A.
x5
y5
B.
C.
D.
1
x5y5
y5
x5
1
xy5
x�2y0
x3y5
x12
y8
1
xy6
y8
x12
16z
y
16z
y2
16y3z
y5
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16. Convert to standard form:
3.05 � 10
�3
A. 0.00305
B. 0.0305
C. 305,000
D. 3,050
17. Simplify: (6×2 � 2x � 5) � (3×2 � 2x � 2)
A. 3×2 � 3
B. 3×2 � 4x � 3
C. 3×2 � 4x � 7
D. 3×2 � 7
18. Simplify: 3xy(5x � 2y)
A. 15x2y � 6xy2
B. 15xy � 6xy2
C. 9x2y2
D. 15x2y2 � 6xy2
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19. Simplify:
(3x � 2)(x � 4)
A. 3×2 � 2x � 4
B. 3×2 � 14x � 8
C. 3×2 � 10x � 8
D. 3×2 � 10x � 8
20. Factor completely:
25x2y � 40xy3
A. 5(5x2y � 8xy3)
B. 5xy(5x � 8y2)
C. (5x � 2y)(5x � 20y)
D. xy(25x � 40y2)
21. Factor completely:
16×2 � y2
A. (4x � y)(4x � y)
B. (8x � y)(2x � y)
C. (4x � y)2
D. (8x � y)(2x � y)
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22. Factor completely:
x2 � 2xy � 3x � 6y
A. (x � 2y)(x � 3)
B. (x � 2y)(x � 3)
C. (x � 2y)(x � 3)
D. (x � 3)(x � 2y)
23. Identify a factor of the trinomial below:
2×2 � 3x � 5
A. x � 1
B. 2x � 5
C. x � 5
D. 2x � 5
24. Simplify:
A.
B.
C.
D.
x � 2
x � 3
x � 2
x � 2
x � 2
x � 3
�4
x � 6
x2 � 4
x2 � x � 6
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25. Solve:
2×2 � 5x � 3 � 0
A. x � , x � �1
B. x � � , x � 3
C. x � �3 , x � 1
D. x � , x � �3
26. Solve:
x2 � 8x � 12 � 0
A. x � �6 , x � 2
B. x � 4 , x � 3
C. x � 6 , x � 2
D. x � �4 , x � �3
27. Assuming x represents a non-negative number, simplify completely:
A. 3×2
B. 2×2
C. 3x
D. 2x �3x
�2x
�3
�2
�12×4
1
2
1
2
3
2
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28. Simplify completely:
�
A.
B.
C.
D.
29. Find the y – intercept for
x � 2y � 5
A. (0, 5)
B. �0, �
C. (0, �5)
D. �0, � �52
1
2
13�3
5�3
6�3
�39
�12�27
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30. Find the graph that best matches the given linear equation:
y � �2x � 1
A. C.
B. D.
y
x
y
x
y
x
y
x
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Practice Test A Answers:
1. A 2. D 3. B 4. D 5. A 6. C 7. A 8. D
9. A 10. D 11. D 12. B 13. B 14. A 15. D 16. A
17. C 18. A 19. D 20. B 21. A 22. C 23. D 24. D
25. B 26. C 27. B 28. C 29. D 30. A
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Practice Test B
1. Simplify:
25 � 120 � 3 � 2 � 2
A. �135
B. �53
C. 7
D. �57
2. Simplify:
(12 � 8)2 � 4 � 20
A. �1
B. 0
C. �24
D. �16
3. � | �5 | � | 6 | � | 3 |
�
A.
�2
B. 4
C. �4
D. 8
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4. Simplify:
6[3x � 2(x � 1)]
A. 30x � 12
B. 18
x
C. 90x � 72
D. 30x � 2
5. Evaluate the given expression when a � �1, b � 3, c � �2:
8ab � 2c
A. 20
B. �15
C. �28
D. �20
6. Solve for x:
2[x � 3(x � 1)] � 4x � 3
A. 0
B. �
C. No solution
D.
3
8
9
8
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7. Solve for x:
3x � � x � 2
A. �31
B. �5
C. �
D. �
8. Solve for Y:
5X � 3Y � 7
A. Y �
B. Y � � X
C. Y �
D. Y �
9. Solve for x:
3(2x � 4) � 5x
A. x � 12
B. x � �12
C. x � �12
D. x �
12
11
7 � 5X
3
7 � 3X
5
2
3
5X � 7
3
9
16
15
16
1
3
1
2
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10. The square of a number, decreased by two, is 6 more than the number. Choose the equation that
could be used to find this number, x.
A. 2 � x2 � 6 � x
B. 2x � 2 � 6 � x
C. x2 � 2 � 6x
D. x2 � 2 � 6 � x
11. If a new CD player originally cost $250, what would be the price after a 30% discount?
A. $75.00
B. $175.00
C. $833.33
D. $150.00
12. Identify the proportion listed below that solves the problem:
You need 3 gallons of paint to cover 450 square feet of wall space. How many square feet could you
cover using only two gallons of paint?
A. �
B. �
C. �
D. �
450
2
n
3
2
n
3
450
n
450
3
2
n
2
3
450
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13. Simplify: (a3b4)3
A. a 6b7
B. a27b64
C. a9b12
D. a9b7
14. Simplify: (x2y�3)(xy)
A.
B.
C. x2
y2
D.
15. Simplify: (a3c�2d 0)�1
A.
B.
C.
D. a3
c2
a2
c3d
c2
a3d
c2
a3
x2
y3
x3
y2
x3
y3
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16. Convert to scientific notation:
0.000501
A. 5.01 � 10�3
B. 5.01 � 10�4
C. 5.01 � 10�5
D. 5.01 � 104
17. Simplify:
(4×2 � 2x � 1) � (6×2 � 2x � 3)
A. 10×2 � 4x � 2
B. 24×2 � 4x � 3
C. 10×2 � 4x � 2
D. 10×2 � 2
18. Simplify:
�2×2(3x � 2)
A. �6×3 � 4×2
B. �10×5
C. �6×3 � 4×2
D. �6×3 � 4
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19. Simplify:
(8a � b)(2a � b)
A. 16a2 � 6ab � b2
B. 16a2 � b2
C. 16a2 � 10ab � b2
D. 10a2 � 8ab � b2
20. Factor completely:
3×3 � 24×2�18x � 9
A. (3x � 8)(2x � 3)
B. 3(x3 � 8×2 � 6x � 3)
C. 3x(x2 � 8x � 6)
D. 2(3×3 � 12×2 � 9x � 9)
21. Factor completely:
49A2 � 16B2
A. (7A � 8B)(7A � 2B)
B. (7A � 4B)2
C. B(7A � 4)(7A � 4)
D. (7A � 4B)(7A � 4B)
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22. Factor completely:
x2 � ax � 2x � 2a
A. (x � a)(x � a)(x � 2)
B. x(a � 2)2
C. (x � a)(x � 2)
D. (x � 2a)(x � 1)
23. Identify a factor of the trinomial below:
8×2 � 14x�15
A. 4x � 3
B. 2x � 3
C. 4x � 5
D. x � 5
24. Simplify:
A.
B.
C.
D.
x � 1
x � 3
x � 3
x � 9
x � 1
x � 3
x � 1
2x � 3
x2 � 2x � 3
x2 � 6x � 9
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25. Solve:
2×2 � 7x � 4 � 0
A. x � �2, x � 2
B. x � �4, x �
C. x � 2, x �
D. x � 4, x � �
26. Solve: 2×2 � 23x � 30 � 0
A. x � 10, x �
B. x � , x � �30
C. x � 6, x � �5
D. x � �10, x � �
27. Assuming x represents a non-negative number, simplify completely:
A. 4×2
B. 2×2
C. 2x
D. 8×3 �2×2
�x
�x
�x
�16×5
3
2
1
2
3
2
1
2
7
2
1
2
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28. Simplify completely:
�
A.
B. �
C. �7
D. 6 � 16
29. Find the x � intercept for
y � 3x � 1
A. (1, 0)
B. (�1, 0)
C. (3, 0)
D. �� , 0�13
�2�3
�2
�2
��14
�32�18
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30. Find the graph that best matches the given linear equation:
2x � y � 4
A. C.
B. D.
y
x
y
x
y
x
y
x
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Practice Test B Answers:
1. B 2. D 3. A 4. A 5. C 6. D 7. C 8. A
9. B 10. D 11. B 12. C 13. C 14. B 15. A 16. B
17. D 18. C 19. A 20. B 21. D 22. C 23. A 24. D
25. B 26. D 27. A 28. B 29. D 30. C
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