Completing Associative Property-All
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Transcript of Completing Associative Property-All
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Answe
Completing Associative Property Determine which value of n makes the equation true.
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2.
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4.
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7.
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14.
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) 8 (7 6) = (n 7) 6 2) n (3 9) = (6 3) 9
A. 7 A. 9
B. 8 B. 8
C. 3 C. 6
D. 6 D. 3
3) 1 (7 2) = (1 n) 2 4) 9 (7 2) = (9 7) n
A. 7 A. 2
B. 2 B. 9
C. 1 C. 6
D. 9 D. 7
5) 9 (2 n) = (9 2) 6 6) (4 n) 5 = 4 (2 5)
A. 9 A. 4
B. 5 B. 1 C. 6 C. 5
D. 2 D. 2
7) (5 2) n = 5 (2 3) 8) 9 (n 4) = (9 3) 4
A. 3 A. 9
B. 2 B. 3
C. 5 C. 7
D. 7 D. 4
9) (n 1) 5 = 7 (1 5) 10) n (4 7) = (1 4) 7
A. 1 A. 7
B. 6 B. 1
C. 5 C. 8
D. 7 D. 4
11) (n 1) 8 = 4 (1 8) 12) 7 (n 6) = (7 4) 6
A. 1 A. 3
B.
8
B.
4
C. 4 C. 7
D. 3 D. 6
13) (5 7) 1 = 5 (n 1) 14) 6 (8 n) = (6 8) 5
A. 5 A. 6
B. 2 B. 7
C. 7 C. 8
D. 1 D. 5
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Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. B
2. C
3. A
4. A
5. C
6. D
7. A
8. B
9. D
10. B
11. C
12. B
13. C
14. D
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) 8 (7 6) = (n 7) 6 2) n (3 9) = (6 3) 9
A. 7 A. 9
B. 8 B. 8
C. 3 C. 6
D. 6 D. 3
3) 1 (7 2) = (1 n) 2 4) 9 (7 2) = (9 7) n
A. 7 A. 2
B. 2 B. 9
C. 1 C. 6
D. 9 D. 7
5) 9 (2 n) = (9 2) 6 6) (4 n) 5 = 4 (2 5)
A. 9 A. 4
B. 5 B. 1 C. 6 C. 5
D. 2 D. 2
7) (5 2) n = 5 (2 3) 8) 9 (n 4) = (9 3) 4
A. 3 A. 9
B. 2 B. 3
C. 5 C. 7
D. 7 D. 4
9) (n 1) 5 = 7 (1 5) 10) n (4 7) = (1 4) 7
A. 1 A. 7
B. 6 B. 1
C. 5 C. 8
D. 7 D. 4
11) (n 1) 8 = 4 (1 8) 12) 7 (n 6) = (7 4) 6
A. 1 A. 3
B.
8
B.
4
C. 4 C. 7
D. 3 D. 6
13) (5 7) 1 = 5 (n 1) 14) 6 (8 n) = (6 8) 5
A. 5 A. 6
B. 2 B. 7
C. 7 C. 8
D. 1 D. 5
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Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. A
2. B
3. A
4. B
5. C
6. A
7. C
8. C
9. A
10. D
11. A
12. B
13. A
14. D
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) (5 6) 8 = n (6 8) 2) (7 8) 3 = 7 (8 n)
A. 5 A. 8
B. 6 B. 3
C. 8 C. 6
D. 3 D. 7
3) (n 9) 7 = 1 (9 7) 4) (4 n) 2 = 4 (9 2)
A. 1 A. 7
B. 7 B. 9
C. 3 C. 2
D. 9 D. 4
5) 9 (4 n) = (9 4) 1 6) 3 (1 4) = (3 1) n
A. 4 A. 4
B. 9 B. 3 C. 1 C. 1
D. 7 D. 5
7) (n 4) 1 = 2 (4 1) 8) n (9 4) = (8 9) 4
A. 1 A. 9
B. 4 B. 4
C. 2 C. 8
D. 5 D. 5
9) n (1 9) = (8 1) 9 10) (8 6) 2 = 8 (n 2)
A. 8 A. 8
B. 2 B. 9
C. 9 C. 2
D. 1 D. 6
11) (5 n) 8 = 5 (1 8) 12) 3 (2 6) = (3 n) 6
A. 1 A. 6
B.
3
B.
2
C. 8 C. 4
D. 5 D. 3
13) 6 (2 n) = (6 2) 1 14) 4 (n 7) = (4 9) 7
A. 1 A. 7
B. 6 B. 3
C. 2 C. 4
D. 8 D. 9
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Name:
4
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
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12.
13.
14.
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1) 4 (7 n) = (4 7) 1 2) 7 (4 3) = (7 4) n
A. 9 A. 3
B. 4 B. 4
C. 7 C. 5
D. 1 D. 7
3) (4 8) n = 4 (8 1) 4) (6 n) 9 = 6 (7 9)
A. 4 A. 7
B. 1 B. 6
C. 8 C. 1
D. 3 D. 9
5) (1 4) 3 = n (4 3) 6) (8 4) 7 = 8 (4 n)
A. 4 A. 7
B. 1 B. 4 C. 3 C. 5
D. 7 D. 8
7) 6 (n 5) = (6 7) 5 8) 2 (n 5) = (2 6) 5
A. 2 A. 2
B. 5 B. 6
C. 7 C. 5
D. 6 D. 3
9) (7 5) 3 = 7 (n 3) 10) 5 (3 4) = (5 n) 4
A. 7 A. 3
B. 3 B. 9
C. 5 C. 5
D. 9 D. 4
11) 8 (6 5) = (n 6) 5 12) n (8 2) = (7 8) 2
A. 8 A. 7
B.
5
B.
1
C. 1 C. 8
D. 6 D. 2
13) (3 n) 8 = 3 (7 8) 14) (1 7) n = 1 (7 2)
A. 3 A. 1
B. 8 B. 9
C. 6 C. 2
D. 7 D. 7
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Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. D
2. A
3. B
4. A
5. B
6. A
7. C
8. B
9. C
10. A
11. A
12. A
13. D
14. C
1-10 11-14
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1) 4 (7 n) = (4 7) 1 2) 7 (4 3) = (7 4) n
A. 9 A. 3
B. 4 B. 4
C. 7 C. 5
D. 1 D. 7
3) (4 8) n = 4 (8 1) 4) (6 n) 9 = 6 (7 9)
A. 4 A. 7
B. 1 B. 6
C. 8 C. 1
D. 3 D. 9
5) (1 4) 3 = n (4 3) 6) (8 4) 7 = 8 (4 n)
A. 4 A. 7
B. 1 B. 4 C. 3 C. 5
D. 7 D. 8
7) 6 (n 5) = (6 7) 5 8) 2 (n 5) = (2 6) 5
A. 2 A. 2
B. 5 B. 6
C. 7 C. 5
D. 6 D. 3
9) (7 5) 3 = 7 (n 3) 10) 5 (3 4) = (5 n) 4
A. 7 A. 3
B. 3 B. 9
C. 5 C. 5
D. 9 D. 4
11) 8 (6 5) = (n 6) 5 12) n (8 2) = (7 8) 2
A. 8 A. 7
B.
5
B.
1
C. 1 C. 8
D. 6 D. 2
13) (3 n) 8 = 3 (7 8) 14) (1 7) n = 1 (7 2)
A. 3 A. 1
B. 8 B. 9
C. 6 C. 2
D. 7 D. 7
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Name:
5
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
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1) (9 n) 1 = 9 (3 1) 2) (7 n) 8 = 7 (3 8)
A. 7 A. 2
B. 1 B. 3
C. 9 C. 7
D. 3 D. 8
3) 4 (3 9) = (4 n) 9 4) 5 (n 1) = (5 8) 1
A. 4 A. 4
B. 6 B. 8
C. 3 C. 1
D. 9 D. 5
5) (n 5) 1 = 9 (5 1) 6) 2 (7 1) = (n 7) 1
A. 5 A. 1
B. 9 B. 7 C. 1 C. 2
D. 7 D. 8
7) (5 6) 7 = 5 (n 7) 8) 5 (n 7) = (5 6) 7
A. 5 A. 4
B. 7 B. 5
C. 3 C. 6
D. 6 D. 7
9) (2 1) n = 2 (1 5) 10) n (6 7) = (4 6) 7
A. 8 A. 7
B. 5 B. 6
C. 1 C. 9
D. 2 D. 4
11) (4 3) n = 4 (3 9) 12) 3 (4 n) = (3 4) 7
A. 9 A. 4
B.
4
B.
1
C. 7 C. 7
D. 3 D. 3
13) (5 6) 3 = n (6 3) 14) 1 (9 5) = (1 9) n
A. 5 A. 4
B. 3 B. 5
C. 6 C. 9
D. 7 D. 1
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Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. D
2. B
3. C
4. B
5. B
6. C
7. D
8. C
9. B
10. D
11. A
12. C
13. A
14. B
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) (9 n) 1 = 9 (3 1) 2) (7 n) 8 = 7 (3 8)
A. 7 A. 2
B. 1 B. 3
C. 9 C. 7
D. 3 D. 8
3) 4 (3 9) = (4 n) 9 4) 5 (n 1) = (5 8) 1
A. 4 A. 4
B. 6 B. 8
C. 3 C. 1
D. 9 D. 5
5) (n 5) 1 = 9 (5 1) 6) 2 (7 1) = (n 7) 1
A. 5 A. 1
B. 9 B. 7 C. 1 C. 2
D. 7 D. 8
7) (5 6) 7 = 5 (n 7) 8) 5 (n 7) = (5 6) 7
A. 5 A. 4
B. 7 B. 5
C. 3 C. 6
D. 6 D. 7
9) (2 1) n = 2 (1 5) 10) n (6 7) = (4 6) 7
A. 8 A. 7
B. 5 B. 6
C. 1 C. 9
D. 2 D. 4
11) (4 3) n = 4 (3 9) 12) 3 (4 n) = (3 4) 7
A. 9 A. 4
B.
4
B.
1
C. 7 C. 7
D. 3 D. 3
13) (5 6) 3 = n (6 3) 14) 1 (9 5) = (1 9) n
A. 5 A. 4
B. 3 B. 5
C. 6 C. 9
D. 7 D. 1
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Name:
6
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) (1 8) 6 = 1 (n 6) 2) (4 3) 5 = 4 (3 n)
A. 7 A. 4
B. 6 B. 2
C. 8 C. 3
D. 1 D. 5
3) (9 7) 2 = n (7 2) 4) 1 (3 n) = (1 3) 9
A. 2 A. 9
B. 9 B. 2
C. 7 C. 1
D. 6 D. 3
5) (8 n) 4 = 8 (6 4) 6) 6 (4 7) = (n 4) 7
A. 8 A. 7
B. 7 B. 4 C. 4 C. 1
D. 6 D. 6
7) 6 (8 5) = (6 n) 5 8) 1 (6 9) = (1 6) n
A. 8 A. 1
B. 6 B. 6
C. 5 C. 9
D. 3 D. 4
9) 3 (7 n) = (3 7) 4 10) n (8 7) = (4 8) 7
A. 4 A. 4
B. 7 B. 8
C. 1 C. 7
D. 3 D. 1
11) 2 (n 8) = (2 6) 8 12) (6 n) 7 = 6 (9 7)
A. 8 A. 6
B.
6
B.
4
C. 2 C. 9
D. 3 D. 7
13) (5 6) n = 5 (6 3) 14) 2 (n 1) = (2 5) 1
A. 6 A. 8
B. 5 B. 5
C. 3 C. 1
D. 2 D. 2
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Name:
6
Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. C
2. D
3. B
4. A
5. D
6. D
7. A
8. C
9. A
10. A
11. B
12. C
13. C
14. B
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) (1 8) 6 = 1 (n 6) 2) (4 3) 5 = 4 (3 n)
A. 7 A. 4
B. 6 B. 2
C. 8 C. 3
D. 1 D. 5
3) (9 7) 2 = n (7 2) 4) 1 (3 n) = (1 3) 9
A. 2 A. 9
B. 9 B. 2
C. 7 C. 1
D. 6 D. 3
5) (8 n) 4 = 8 (6 4) 6) 6 (4 7) = (n 4) 7
A. 8 A. 7
B. 7 B. 4 C. 4 C. 1
D. 6 D. 6
7) 6 (8 5) = (6 n) 5 8) 1 (6 9) = (1 6) n
A. 8 A. 1
B. 6 B. 6
C. 5 C. 9
D. 3 D. 4
9) 3 (7 n) = (3 7) 4 10) n (8 7) = (4 8) 7
A. 4 A. 4
B. 7 B. 8
C. 1 C. 7
D. 3 D. 1
11) 2 (n 8) = (2 6) 8 12) (6 n) 7 = 6 (9 7)
A. 8 A. 6
B.
6
B.
4
C. 2 C. 9
D. 3 D. 7
13) (5 6) n = 5 (6 3) 14) 2 (n 1) = (2 5) 1
A. 6 A. 8
B. 5 B. 5
C. 3 C. 1
D. 2 D. 2
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Name:
7
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1-10 11-14
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1) n (8 6) = (3 8) 6 2) n (2 4) = (8 2) 4
A. 8 A. 8
B. 3 B. 4
C. 6 C. 1
D. 9 D. 2
3) (5 n) 1 = 5 (6 1) 4) 3 (n 2) = (3 9) 2
A. 1 A. 3
B. 5 B. 2
C. 8 C. 9
D. 6 D. 5
5) 5 (6 n) = (5 6) 7 6) (7 3) n = 7 (3 6)
A. 5 A. 9
B. 4 B. 3 C. 7 C. 7
D. 6 D. 6
7) 9 (3 2) = (9 n) 2 8) (n 3) 6 = 2 (3 6)
A. 9 A. 3
B. 1 B. 2
C. 3 C. 6
D. 2 D. 5
9) (7 1) n = 7 (1 6) 10) (n 9) 6 = 4 (9 6)
A. 6 A. 6
B. 7 B. 9
C. 2 C. 4
D. 1 D. 1
11) (3 n) 7 = 3 (2 7) 12) 1 (4 n) = (1 4) 7
A. 2 A. 1
B.
7
B.
4
C. 3 C. 3
D. 6 D. 7
13) 8 (9 2) = (n 9) 2 14) 9 (3 7) = (9 3) n
A. 8 A. 5
B. 9 B. 9
C. 2 C. 3
D. 6 D. 7
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Name:
7
Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. B
2. A
3. D
4. C
5. C
6. D
7. C
8. B
9. A
10. C
11. A
12. D
13. A
14. D
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) n (8 6) = (3 8) 6 2) n (2 4) = (8 2) 4
A. 8 A. 8
B. 3 B. 4
C. 6 C. 1
D. 9 D. 2
3) (5 n) 1 = 5 (6 1) 4) 3 (n 2) = (3 9) 2
A. 1 A. 3
B. 5 B. 2
C. 8 C. 9
D. 6 D. 5
5) 5 (6 n) = (5 6) 7 6) (7 3) n = 7 (3 6)
A. 5 A. 9
B. 4 B. 3 C. 7 C. 7
D. 6 D. 6
7) 9 (3 2) = (9 n) 2 8) (n 3) 6 = 2 (3 6)
A. 9 A. 3
B. 1 B. 2
C. 3 C. 6
D. 2 D. 5
9) (7 1) n = 7 (1 6) 10) (n 9) 6 = 4 (9 6)
A. 6 A. 6
B. 7 B. 9
C. 2 C. 4
D. 1 D. 1
11) (3 n) 7 = 3 (2 7) 12) 1 (4 n) = (1 4) 7
A. 2 A. 1
B.
7
B.
4
C. 3 C. 3
D. 6 D. 7
13) 8 (9 2) = (n 9) 2 14) 9 (3 7) = (9 3) n
A. 8 A. 5
B. 9 B. 9
C. 2 C. 3
D. 6 D. 7
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Name:
8
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1-10 11-14
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1) (3 n) 5 = 3 (4 5) 2) (n 7) 6 = 9 (7 6)
A. 4 A. 7
B. 3 B. 9
C. 2 C. 4
D. 5 D. 6
3) (2 1) 9 = 2 (1 n) 4) (3 n) 9 = 3 (1 9)
A. 1 A. 1
B. 2 B. 3
C. 7 C. 9
D. 9 D. 2
5) (n 8) 2 = 9 (8 2) 6) 9 (n 7) = (9 8) 7
A. 9 A. 2
B. 8 B. 7 C. 1 C. 8
D. 2 D. 9
7) (8 6) 9 = n (6 9) 8) n (3 9) = (8 3) 9
A. 8 A. 3
B. 1 B. 9
C. 6 C. 8
D. 9 D. 1
9) 2 (3 1) = (2 n) 1 10) (9 8) n = 9 (8 4)
A. 4 A. 4
B. 1 B. 9
C. 2 C. 8
D. 3 D. 3
11) n (7 8) = (3 7) 8 12) 6 (3 n) = (6 3) 2
A. 7 A. 6
B.
8
B.
2
C. 2 C. 9
D. 3 D. 3
13) 8 (n 1) = (8 9) 1 14) 2 (8 n) = (2 8) 5
A. 8 A. 6
B. 2 B. 8
C. 9 C. 5
D. 1 D. 2
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17/20Math www.CommonCoreSheets.com
Name:
9
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1-10 11-14
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1) 1 (7 4) = (1 7) n 2) n (5 6) = (7 5) 6
A. 8 A. 7
B. 7 B. 6
C. 4 C. 8
D. 1 D. 5
3) 3 (4 8) = (n 4) 8 4) 5 (6 n) = (5 6) 8
A. 8 A. 2
B. 4 B. 5
C. 5 C. 8
D. 3 D. 6
5) 1 (8 n) = (1 8) 5 6) (n 5) 9 = 4 (5 9)
A. 8 A. 5
B. 7 B. 4 C. 1 C. 8
D. 5 D. 9
7) (3 n) 9 = 3 (2 9) 8) n (3 2) = (7 3) 2
A. 2 A. 7
B. 9 B. 2
C. 3 C. 1
D. 4 D. 3
9) 5 (n 8) = (5 3) 8 10) (3 6) n = 3 (6 9)
A. 7 A. 7
B. 8 B. 3
C. 3 C. 9
D. 5 D. 6
11) 1 (3 5) = (1 n) 5 12) (n 7) 2 = 6 (7 2)
A. 5 A. 7
B.
3
B.
9
C. 2 C. 6
D. 1 D. 2
13) (8 3) 1 = 8 (n 1) 14) (4 8) 5 = 4 (8 n)
A. 6 A. 8
B. 1 B. 5
C. 8 C. 9
D. 3 D. 4
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Name:
9
Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. C
2. A
3. D
4. C
5. D
6. B
7. A
8. A
9. C
10. C
11. B
12. C
13. D
14. B
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) 1 (7 4) = (1 7) n 2) n (5 6) = (7 5) 6
A. 8 A. 7
B. 7 B. 6
C. 4 C. 8
D. 1 D. 5
3) 3 (4 8) = (n 4) 8 4) 5 (6 n) = (5 6) 8
A. 8 A. 2
B. 4 B. 5
C. 5 C. 8
D. 3 D. 6
5) 1 (8 n) = (1 8) 5 6) (n 5) 9 = 4 (5 9)
A. 8 A. 5
B. 7 B. 4 C. 1 C. 8
D. 5 D. 9
7) (3 n) 9 = 3 (2 9) 8) n (3 2) = (7 3) 2
A. 2 A. 7
B. 9 B. 2
C. 3 C. 1
D. 4 D. 3
9) 5 (n 8) = (5 3) 8 10) (3 6) n = 3 (6 9)
A. 7 A. 7
B. 8 B. 3
C. 3 C. 9
D. 5 D. 6
11) 1 (3 5) = (1 n) 5 12) (n 7) 2 = 6 (7 2)
A. 5 A. 7
B.
3
B.
9
C. 2 C. 6
D. 1 D. 2
13) (8 3) 1 = 8 (n 1) 14) (4 8) 5 = 4 (8 n)
A. 6 A. 8
B. 1 B. 5
C. 8 C. 9
D. 3 D. 4
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Name:
10
Answe
Completing Associative Property Determine which value of n makes the equation true.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
1-10 11-14
93 86 79 71 64 57 50 43 3621 14 7 0
1) 9 (n 5) = (9 1) 5 2) n (2 5) = (9 2) 5
A. 5 A. 9
B. 9 B. 5
C. 2 C. 2
D. 1 D. 6
3) (n 4) 9 = 8 (4 9) 4) n (6 9) = (1 6) 9
A. 4 A. 9
B. 8 B. 3
C. 6 C. 6
D. 9 D. 1
5) 9 (1 4) = (9 n) 4 6) (6 n) 1 = 6 (4 1)
A. 4 A. 1
B. 1 B. 6 C. 9 C. 5
D. 2 D. 4
7) (3 n) 2 = 3 (9 2) 8) (7 2) n = 7 (2 3)
A. 2 A. 3
B. 3 B. 4
C. 9 C. 2
D. 6 D. 7
9) 3 (7 n) = (3 7) 2 10) 6 (n 1) = (6 2) 1
A. 7 A. 4
B. 3 B. 2
C. 2 C. 1
D. 8 D. 6
11) 8 (2 5) = (8 2) n 12) (3 7) 1 = 3 (7 n)
A. 8 A. 3
B.
2
B.
1
C. 5 C. 7
D. 3 D. 9
13) (n 7) 6 = 4 (7 6) 14) 5 (4 n) = (5 4) 3
A. 7 A. 4
B. 8 B. 5
C. 4 C. 7
D. 6 D. 3
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8/13/2019 Completing Associative Property-All
20/20
Name:
Answe
Answer Key Completing Associative Property Determine which value of n makes the equation true.
1. D
2. A
3. B
4. D
5. B
6. D
7. C
8. A
9. C
10. B
11. C
12. B
13. C
14. D
1) 9 (n 5) = (9 1) 5 2) n (2 5) = (9 2) 5
A. 5 A. 9
B. 9 B. 5
C. 2 C. 2
D. 1 D. 6
3) (n 4) 9 = 8 (4 9) 4) n (6 9) = (1 6) 9
A. 4 A. 9
B. 8 B. 3
C. 6 C. 6
D. 9 D. 1
5) 9 (1 4) = (9 n) 4 6) (6 n) 1 = 6 (4 1)
A. 4 A. 1
B. 1 B. 6 C. 9 C. 5
D. 2 D. 4
7) (3 n) 2 = 3 (9 2) 8) (7 2) n = 7 (2 3)
A. 2 A. 3
B. 3 B. 4
C. 9 C. 2
D. 6 D. 7
9) 3 (7 n) = (3 7) 2 10) 6 (n 1) = (6 2) 1
A. 7 A. 4
B. 3 B. 2
C. 2 C. 1
D. 8 D. 6
11) 8 (2 5) = (8 2) n 12) (3 7) 1 = 3 (7 n)
A. 8 A. 3
B.
2
B.
1
C. 5 C. 7
D. 3 D. 9
13) (n 7) 6 = 4 (7 6) 14) 5 (4 n) = (5 4) 3
A. 7 A. 4
B. 8 B. 5
C. 4 C. 7
D. 6 D. 3
