Simple problems-
1. Solve for x: 3x + 4 = 10
Solution: x = 2
2. Solve for y: 2y - 3 = 5
Solution: y = 4
3. Solve for z: 5z + 2 = 3z - 4
Solution: z = -1
4. Solve for a: 4a - 7 = 2a + 1
Solution: a = -3
5. Solve for b: 8b - 3b = 5
Solution: b = 1
Advanced problems-
1. Solve for x: 2x - 3y = 6 and 3x + y = 5
Solution: x = 7, y = -2
2. Solve for a: 3a + 2b = 1 and 4a - b = 3
Solution: a = 2, b = -1
3. Solve for p: 2p - 4q = 6 and -p + 3q = -2