9030574 25 | − | ( | 10523057 50 | − | x | ÷ | 103 100 | × | 3 100 | ) | × | 28 25 | = | x |
| 方程左边 = | 9030574 25 | − | 10523057 50 | × | 28 25 | + | x | ÷ | 103 100 | × | 3 100 | × | 28 25 |
| = | 9030574 25 | − | 147322798 625 | + | x | × | 84 2575 |
| = | 78441552 625 | + | 84 2575 | x |
78441552 625 | + | 84 2575 | x | = | x |
84 2575 | x | − | x | = | - | 78441552 625 |
| - | 2491 2575 | x | = | - | 78441552 625 |
78441552 625 | = | 2491 2575 | x |
2491 2575 | x | = | 78441552 625 |
| x | = | 78441552 625 | ÷ | 2491 2575 |
| = | 78441552 625 | × | 2575 2491 |
| = | 78441552 25 | × | 103 2491 |
| x | = | 8079479856 62275 |
| x | = | 129738.73715 |