| ( | 1093 1000 | − | x | ) | ( | 60 | − | 1007 20 | ) | = | ( | x | − | 53 50 | ) | × | 7 20 |
| 方程左边 = | 1093 1000 | ( | 60 | − | 1007 20 | ) | − | x | ( | 60 | − | 1007 20 | ) |
| = | 1093 1000 | × | 60 | − | 1093 1000 | × | 1007 20 | − | x | ( | 60 | − | 1007 20 | ) |
| = | 3279 50 | − | 1100651 20000 | − | x | ( | 60 | − | 1007 20 | ) |
| = | 210949 20000 | − | x | ( | 60 | − | 1007 20 | ) |
| = | 210949 20000 | − | x | × | 60 | + | x | × | 1007 20 |
| = | 210949 20000 | − | 193 20 | x |
210949 20000 | − | 193 20 | x | = | ( | x | − | 53 50 | ) | × | 7 20 |
| 方程右边 = | x | × | 7 20 | − | 53 50 | × | 7 20 |
| = | x | × | 7 20 | − | 371 1000 |
210949 20000 | − | 193 20 | x | = | 7 20 | x | − | 371 1000 |
| - | 193 20 | x | − | 7 20 | x | = | - | 371 1000 | − | 210949 20000 |
| - | 10 | x | = | - | 371 1000 | − | 210949 20000 |
| - | 10 | x | = | - | 218369 20000 |
218369 20000 | = | 10 | x |
| 10 | x | = | 218369 20000 |
| x | = | 218369 20000 | ÷ | 10 |
| = | 218369 20000 | × | 1 10 |
| x | = | 218369 200000 |
| x | = | 1.091845 |