| 32 | ÷ | 5 | × | ( | 10 | − | 2 | t | ) | − | 2 | t | = | 18 | ÷ | 5 | × | ( | 10 | − | 2 | t | ) |
| 方程左边 = | 32 5 | ( | 10 | − | 2 | t | ) | − | 2 | t |
32 5 | ( | 10 | − | 2 | t | ) | − | 2 | t | = | 18 | ÷ | 5 | × | ( | 10 | − | 2 | t | ) |
| 方程左边 = | 32 5 | × | 10 | − | 32 5 | × | 2 | t | − | 2 | t |
| = | 64 | − | 64 5 | t | − | 2 | t |
| = | 64 | − | 74 5 | t |
| 64 | − | 74 5 | t | = | 18 | ÷ | 5 | × | ( | 10 | − | 2 | t | ) |
| 方程右边 = | 18 5 | ( | 10 | − | 2 | t | ) |
| 64 | − | 74 5 | t | = | 18 5 | ( | 10 | − | 2 | t | ) |
| 方程右边 = | 18 5 | × | 10 | − | 18 5 | × | 2 | t |
| = | 36 | − | 36 5 | t |
| 64 | − | 74 5 | t | = | 36 | − | 36 5 | t |
| - | 74 5 | t | + | 36 5 | t | = | 36 | − | 64 |
| - | 38 5 | t | = | 36 | − | 64 |
| - | 38 5 | t | = | - | 28 |
| 28 | = | 38 5 | t |
38 5 | t | = | 28 |
| t | = | 28 | ÷ | 38 5 |
| = | 28 | × | 5 38 |
| = | 14 | × | 5 19 |
| t | = | 70 19 |
| t | = | 3.684211 |