| Inequality or Equation | Check Method |
| |2x - 3| = 1 | Check #1? |
| 4x < 12 | Check #2? |
| 19 - 3x < 7 | Check #3? |
| 2x + 5 < 9 and x + 1 > 0 | Check #4? |
| 2x + 5 > 9 or x + 1 < 0 | Check #5? |
| |2x - 5| < 1 | Check #6? |
| 2 + |x - 3| > 4 | Check #7? |
| |x - 1| < 3 and |x - 3| > 2 | Check #8? |
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