1. If x = 5, find the value of 2x + 3.
2. If y = 7, evaluate 3y – 4.
3. Find the value of 4a + 3 when a = 6.
4. Evaluate 2x + 3y for x = 3, y = 2.
5. Find the value of 5m – 2n when m = 4, n = 3.
6. Evaluate x² + 2x + 1 for x = 2.
7. If a = 2, b = 3, find 3a + 2b.
8. Evaluate 2p – 3q + r for p=2, q=3, r=4.
9. . Find the value of x² + y² when x=2, y=5.
10. Evaluate 3m² – 2m + 5 for m = 2.
11. Find the value of x³ when x = -2.
12. If p = 1, q = 2, evaluate pq + p + q.
13. Find the value of x² + 2xy + y²   for x=3, y=4.
14. Evaluate a² – b² for a=7, b=5.
15. If x = 2, y = -3, find 2x² + 3y².
16. Expand (x + 2) (x + 3).
17. Expand (a + 4) (a + 5).
18. Expand (x + y) (x + z).
19. Expand (m + 2) (m – 2).
20. Multiply (x + 7) (x + 8).
21. Expand (a + b)(a + c).
22. Expand (y + 3) (y – 5).
23. Expand (p + 6) (p + 4).
24. Expand (x + y + z) (x – y + z).
25. Simplify (x + 2)(x + 5).
26. Expand (a – 3)(a – 7).
27. Expand (m + 5)(m – 10).
28. Expand (2x + 3)(x + 4).
29. Expand (x + 1)(x + 2)(x + 3).
30. Expand (a + b)2.
31. Expand (x – y) ².
32. Expand (2x + 3)².
33. Expand (m – n) ².
34. Simplify (3x + 4)(3x – 4).
35. Expand (a + b)(a – b).
36. Expand (2p + 5)(2p – 5).
37. Expand (x + y) ².
38. Expand (2x – 3y) ².
39. Simplify (x + 1) ² + (x – 1) ².
40. Simplify (p + q) ² – (p – q) ².
41. Expand using identity: (x + y) ².
42. Expand using identity: (x – y) ².
43. Expand using identity: (x + y)(x – y).
44. Expand using identity: (2x + 3y) ².
45. Expand using identity: (3a – 2b) ².
46. Expand (x + 5) ².
47. Expand (m – 7) ².
48. Expand (2x – 5) ².
49. Expand (x + 3y) ².
50. Expand (p – 4q) ².
51. Expand (5x + 2y) ².
52. Expand (7a – b) ².
53. Expand (3x + 4y) ².
54. Expand (4m – 6n) ².
55. Expand (x + y + z) ².
56. Expand (a + b + c) ².
57. Expand (2x + y + z) ².
58. Expand (p + q – r) ².
59. Expand (x + y) ² – (x – y) ².
60. Expand (2a + 3b)(2a – 3b).
61. Expand (5x + 7y)(5x – 7y).
62. Expand (a + b) ³.
63. Expand (x – y) ³.
64. Expand (2x + 3) ³.
65. Expand (a + b + c)(a + b – c).
66. Factorise: x² + 7x + 10.
67. Factorise: x² + 5x + 6.
68. Factorise: x² + 9x + 14.
69. Factorise: m² + 6m + 8.
70. Factorise: x² – 16.
71. Factorise: a² – 25.
72. Factorise: m² – 49.
73. Factorise: x² – 36.
74. Factorise: x² + 11x + 24.
75. Factorise: y² + 12y + 35.
76. Factorise: x² – 9x + 20.
77. Factorise: p² – 7p + 12.
78. Factorise: x² – 2x – 15.
79. Factorise: a² + 13a + 40.
80. Factorise: x² – 49y².
81. Factorise: 9x² – 16y².
82. Factorise: 25m² – n².
83. Factorise: 4x² – 25y².
84. Factorise: 36p² – 49q².
85. Factorise: x² + 6x + 9.
86. Classify: 5x + 3 (monomial, binomial, trinomial, polynomial).
87. Classify: 2x² – 7x + 5.
88. Classify: 3x³ + 2x² – x + 7.
89. Write the degree of 5x² + 7.
90. Write the degree of 4x³ + 3x² – 2.
91. Add: (3x + 2) + (2x + 5).
92. Subtract: (7x² + 5x – 2) – (3x² – 2x + 1).
93. Add: (2a² + 3a + 4) + (5a² – a + 6).
94. Multiply: (x + 2)(x + 3).
95. Multiply: (2x + 5)(x – 4).
96. Multiply: (a + b)(a² – ab + b²).
97. Multiply: (x + 1)(x² + x + 1).
98. Divide: x² + 6x + 9 by (x + 3).
99. Divide: x² – 25 by (x – 5).
100. Simplify (5x + 12)(3x – 5).