| 1 | ÷ | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) | + | 9 10 | ( | - | 6 5 | ) | ÷ | x | = | 0 |
| 方程两边同时乘以: | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) |
| 1 | + | 9 10 | ( | - | 6 5 | ) | ÷ | x | × | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) | = | 0 |
| 1 | − | 9 10 | × | 6 5 | ÷ | x | × | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) | = | 0 |
| 1 | − | 27 25 | ÷ | x | × | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) | = | 0 |
| 方程两边同时乘以: | x |
| 1 | x | − | 27 25 | ( | - | 6 5 | ( | x | − | 93 50 | ) | + | 86 25 | ) | = | 0 |
| 1 | x | + | 27 25 | × | 6 5 | ( | x | − | 93 50 | ) | − | 27 25 | × | 86 25 | = | 0 |
| 1 | x | + | 162 125 | ( | x | − | 93 50 | ) | − | 2322 625 | = | 0 |
| 1 | x | + | 162 125 | x | − | 162 125 | × | 93 50 | − | 2322 625 | = | 0 |
| 1 | x | + | 162 125 | x | − | 7533 3125 | − | 2322 625 | = | 0 |
287 125 | x | − | 19143 3125 | = | 0 |
287 125 | x | = | 0 | + | 19143 3125 |
287 125 | x | = | 19143 3125 |
| x | = | 19143 3125 | ÷ | 287 125 |
| = | 19143 3125 | × | 125 287 |
| = | 19143 25 | × | 1 287 |
| x | = | 19143 7175 |
| x | = | 2.668014 |