| X | = | 175 2 | + | X | ÷ | ( | 1 | + | 17 100 | ) | × | 17 100 | + | 0 | + | 5 100 | X | + | 143 10 | X |
| 方程两边同时乘以: | ( | 1 | + | 17 100 | ) |
| X | ( | 1 | + | 17 100 | ) | = | 175 2 | ( | 1 | + | 17 100 | ) | + | X | × | 17 100 | + | 0 | + | 5 100 | X | ( | 1 | + | 17 100 | ) | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
| X | × | 1 | + | X | × | 17 100 | = | 175 2 | ( | 1 | + | 17 100 | ) | + | X | × | 17 100 | + | 0 | + | 5 100 | X | ( | 1 | + | 17 100 | ) | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
| X | × | 1 | + | X | × | 17 100 | = | 175 2 | × | 1 | + | 175 2 | × | 17 100 | + | X | × | 17 100 | + | 0 | + | 5 100 | X | ( | 1 | + | 17 100 | ) | + | 143 10 | X |
| X | × | 1 | + | X | × | 17 100 | = | 175 2 | + | 119 8 | + | X | × | 17 100 | + | 0 | + | 5 100 | X | ( | 1 | + | 17 100 | ) | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
117 100 | X | = | 819 8 | + | 17 100 | X | + | 5 100 | X | ( | 1 | + | 17 100 | ) | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
117 100 | X | = | 819 8 | + | 17 100 | X | + | 5 100 | X | × | 1 | + | 5 100 | X | × | 17 100 | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
117 100 | X | = | 819 8 | + | 17 100 | X | + | 1 20 | X | + | 17 2000 | X | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
117 100 | X | = | 819 8 | + | 457 2000 | X | + | 143 10 | X | ( | 1 | + | 17 100 | ) |
117 100 | X | = | 819 8 | + | 457 2000 | X | + | 143 10 | X | × | 1 | + | 143 10 | X | × | 17 100 |
117 100 | X | = | 819 8 | + | 457 2000 | X | + | 143 10 | X | + | 2431 1000 | X |
117 100 | X | = | 819 8 | + | 33919 2000 | X |
117 100 | X | − | 33919 2000 | X | = | 819 8 |
| - | 31579 2000 | X | = | 819 8 |
| - | 819 8 | = | 31579 2000 | X |
31579 2000 | X | = | - | 819 8 |
| X | = | - | 819 8 | ÷ | 31579 2000 |
| = | - | 819 8 | × | 2000 31579 |
| = | - | 819 | × | 250 31579 |
| X | = | - | 204750 31579 |
| X | = | - 6.483739 |