102762 625 | + | 2069 25000 | x | = | 101166 625 | + | ( | x | − | 56 5 | ) | ÷ | 4 |
| 方程右边 = | 101166 625 | + | x | × | 1 4 | − | 56 5 | × | 1 4 |
| = | 101166 625 | + | x | × | 1 4 | − | 14 5 |
| = | 99416 625 | + | 1 4 | x |
102762 625 | + | 2069 25000 | x | = | 99416 625 | + | 1 4 | x |
2069 25000 | x | − | 1 4 | x | = | 99416 625 | − | 102762 625 |
| - | 4181 25000 | x | = | 99416 625 | − | 102762 625 |
| - | 4181 25000 | x | = | - | 3346 625 |
3346 625 | = | 4181 25000 | x |
4181 25000 | x | = | 3346 625 |
| x | = | 3346 625 | ÷ | 4181 25000 |
| = | 3346 625 | × | 25000 4181 |
| = | 3346 | × | 40 4181 |
| x | = | 133840 4181 |
| x | = | 32.011481 |