Keystone Prep, Fisher
Name:______
Solve Equations and Inequalities
1. From the set {19, 26, 44}, use substitution to determine which value of x makes the equation true.
6(x - 18) = 222
/ A. / 26/ B. / 44
/ C. / none of these
/ D. / 19
2. From the set {24, 27, 33}, use substitution to determine which value of x makes the equation true.
9x - 1 = 287
/ A. / none of these/ B. / 24
/ C. / 33
/ D. / 27
3. From the set {22, 41, 60}, use substitution to determine which value of x makes the equation true.
x - 19 = 41
/ A. / 41/ B. / 60
/ C. / none of these
/ D. / 22
4. From the set {17, 33, 41}, use substitution to determine which value of x makes the inequality true.
x - 8 > 25
/ A. / 33/ B. / 41
/ C. / none of these
/ D. / 17
5. From the set {42, 84, 168}, use substitution to determine which value of x makes the equation true.
x ÷ 3 = 56
/ A. / 84/ B. / 42
/ C. / 168
/ D. / none of these
6. From the set {10, 46, 92}, use substitution to determine which value of x makes the equation true.
460 ÷ x = 46
/ A. / 92/ B. / none of these
/ C. / 10
/ D. / 46
7. From the set {7, 9, 36}, use substitution to determine which value of x makes the inequality true.
2x < 18
/ A. / 7/ B. / none of these
/ C. / 9
/ D. / 36
8. From the set {3, 10, 11}, use substitution to determine which value of x makes the equation true.
15(x - 2) = 135
/ A. / 11/ B. / none of these
/ C. / 10
/ D. / 3
9. From the set {53, 54, 55}, use substitution to determine which value of x makes the equation true.
3x = 159
/ A. / 53/ B. / 54
/ C. / 55
/ D. / none of these
10. From the set {4, 14, 22}, use substitution to determine which value of x makes the inequality true.
4 + x < 18
/ A. / 4/ B. / 14
/ C. / none of these
/ D. / 22
11. From the set {6, 12, 24}, use substitution to determine which value of x makes the inequality true.
x ÷ 6 > 2
/ A. / 12/ B. / none of these
/ C. / 6
/ D. / 24
12. From the set {82, 99, 109}, use substitution to determine which value of x makes the equation true.
82 + x = 181
/ A. / 82/ B. / none of these
/ C. / 109
/ D. / 99
13. From the set {0, 1, 10}, use substitution to determine which value of x makes the equation true.
21x + 29 = 50
/ A. / 0/ B. / 1
/ C. / none of these
/ D. / 10
14. From the set {242, 252, 327}, use substitution to determine which value of x makes the equation true.
46 + x = 371
/ A. / 327/ B. / none of these
/ C. / 252
/ D. / 242
15. From the set {26, 40, 80}, use substitution to determine which value of x makes the equation true.
2,080 ÷ x = 52
/ A. / 40/ B. / 26
/ C. / 80
/ D. / none of these
16. From the set {3, 16, 18}, use substitution to determine which value of x makes the equation true.
69x = 1,035
/ A. / 18/ B. / 16
/ C. / 3
/ D. / none of these
17. From the set {1, 3, 5}, use substitution to determine which value of x makes the equation true.
27 - 3x = 12
/ A. / 1/ B. / 3
/ C. / 5
/ D. / none of these
18. From the set {1, 9, 19}, use substitution to determine which value of x makes the equation true.
36x + 34 = 430
/ A. / 19/ B. / none of these
/ C. / 1
/ D. / 9
19. From the set {72, 91, 101}, use substitution to determine which value of x makes the equation true.
x - 30 = 66
/ A. / 72/ B. / 91
/ C. / none of these
/ D. / 101
20. From the set {17, 23, 29}, use substitution to determine which value of x makes the inequality true.
x - 6 < 5
/ A. / 23/ B. / 17
/ C. / 29
/ D. / none of these
21. From the set {432, 672, 864}, use substitution to determine which value of x makes the equation true.
x ÷ 8 = 81
/ A. / 864/ B. / 672
/ C. / none of these
/ D. / 432
22. From the set {27, 37, 47}, use substitution to determine which value of x makes the equation true.
302 + x = 329
/ A. / 27/ B. / 47
/ C. / 37
/ D. / none of these
23. From the set {1, 2, 4}, use substitution to determine which value of x makes the equation true.
13x + 8 = 34
/ A. / none of these/ B. / 4
/ C. / 1
/ D. / 2
24. From the set {3, 9, 43}, use substitution to determine which value of x makes the equation true.
9(x + 40) = 387
/ A. / 3/ B. / 43
/ C. / 9
/ D. / none of these
25. From the set {6, 14, 17}, use substitution to determine which value of x makes the equation true.
86 - 3x = 44
/ A. / 6/ B. / 17
/ C. / 14
/ D. / none of these
Answer KEY
1. C
2. A
3. B
4. B
5. C
6. C
7. A
8. A
9. A
10. A
11. D
12. D
13. B
14. B
15. A
16. D
17. C
18. B
19. C
20. D
21. C
22. A
23. D
24. A
25. C
1