| 1) | 3x -3 = 19 | 2) | 4x -2 = 19 |
| 3) | 3x -3 = 21 | 4) | 2x -3 = 16 |
| 5) | 4x -4 = 19 | 6) | 4x + 4 = 14 |
| 7) | 3x - 1 = 8 | 8) | 3x + 8 = -3 |
| 9) | 4x -4 = -24 | 10) | 3x -3 = -8 |
| 11) | 3x - 1 = 16 | 12) | 2x + 1 = -24 |
| 13) | 4x -5 = 10 | 14) | 2x -2 = -18 |
| 15) | 4x -3 = 18 | 16) | 4x + 7 = 20 |
| 17) | 2x -2 = 3 | 18) | 3x + 7 = -13 |
| 19) | 2x + 6 = 6 | 20) | 2x -2 = -13 |
| 21) | 2x + 5 = 13 | 22) | 3x + 8 = -6 |
| 23) | 3x -2 = -24 | 24) | 2x + 6 = -9 |
| 25) | 2x -4 = 9 | 26) | 2x -4 = 22 |
| 27) | 4x + 8 = -16 | 28) | 3x + 8 = -23 |
| 29) | 3x -3 = 22 | 30) | 3x + 2 = -10 |
| 31) | 3x + 6 = -13 | 32) | 2x + 7 = 10 |
| 33) | 2x -2 = 3 | 34) | 2x - 1 = -3 |
| 35) | 4x + 1 = -3 | 36) | 4x + 3 = 8 |
| 37) | 2x -3 = -13 | 38) | 4x + 4 = 1 |
| 39) | 2x -6 = -4 | 40) | 4x + 3 = -12 |
Joke:
If your father was a mathematician, he would warn you in the form of 'I told you n times; and I told you n+1 times' and so on!