| ( | 12 | − | x | ) | ÷ | ( | 33 | + | 22 | × | 4 5 | ) | − | x | ÷ | 24 | = | ( | x | − | 53 100 | ) | ÷ | 76 | ÷ | 19 10 |
| 方程两边同时乘以: | ( | 33 | + | 22 | × | 4 5 | ) |
| ( | 12 | − | x | ) | − | x | ÷ | 24 | × | ( | 33 | + | 22 | × | 4 5 | ) | = | ( | x | − | 53 100 | ) | ÷ | 76 | ÷ | 19 10 | × | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | ÷ | 24 | × | ( | 33 | + | 22 | × | 4 5 | ) | = | ( | x | − | 53 100 | ) | ÷ | 76 | ÷ | 19 10 | × | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | ÷ | 24 | × | ( | 33 | + | 22 | × | 4 5 | ) | = | x | ÷ | 76 | ÷ | 19 10 | × | ( | 33 | + | 22 | × | 4 5 | ) | − | 53 100 | ÷ | 76 | ÷ | 19 10 | × | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | × | 1 24 | ( | 33 | + | 22 | × | 4 5 | ) | = | x | × | 5 722 | ( | 33 | + | 22 | × | 4 5 | ) | − | 53 14440 | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | × | 1 24 | × | 33 | − | x | × | 1 24 | × | 22 | × | 4 5 | = | x | × | 5 722 | ( | 33 | + | 22 | × | 4 5 | ) | − | 53 14440 | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | × | 1 24 | × | 33 | − | x | × | 1 24 | × | 22 | × | 4 5 | = | x | × | 5 722 | × | 33 | + | x | × | 5 722 | × | 22 | × | 4 5 | − | 53 14440 | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | x | − | x | × | 11 8 | − | x | × | 11 15 | = | x | × | 165 722 | + | x | × | 44 361 | − | 53 14440 | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | 373 120 | x | = | 253 722 | x | − | 53 14440 | ( | 33 | + | 22 | × | 4 5 | ) |
| 12 | − | 373 120 | x | = | 253 722 | x | − | 53 14440 | × | 33 | − | 53 14440 | × | 22 | × | 4 5 |
| 12 | − | 373 120 | x | = | 253 722 | x | − | 1749 14440 | − | 583 9025 |
| 12 | − | 373 120 | x | = | 253 722 | x | − | 13409 72200 |
| - | 373 120 | x | − | 253 722 | x | = | - | 13409 72200 | − | 12 |
| - | 149833 43320 | x | = | - | 13409 72200 | − | 12 |
| - | 149833 43320 | x | = | - | 879809 72200 |
879809 72200 | = | 149833 43320 | x |
149833 43320 | x | = | 879809 72200 |
| x | = | 879809 72200 | ÷ | 149833 43320 |
| = | 879809 72200 | × | 43320 149833 |
| = | 879809 5 | × | 3 149833 |
| x | = | 2639427 749165 |
| x | = | 3.523158 |