| ( | 121 5 | ÷ | ( | x | − | 33 4 | ) | ) | × | 100 | = | 267 10 |
121 5 | ÷ | ( | x | − | 33 4 | ) | × | 100 | = | 267 10 |
| 2420 | ÷ | ( | x | − | 33 4 | ) | = | 267 10 |
| 方程两边同时乘以: | ( | x | − | 33 4 | ) |
| 2420 | = | 267 10 | ( | x | − | 33 4 | ) |
| 2420 | = | 267 10 | x | − | 267 10 | × | 33 4 |
| 2420 | = | 267 10 | x | − | 8811 40 |
| - | 267 10 | x | = | - | 8811 40 | − | 2420 |
| - | 267 10 | x | = | - | 105611 40 |
105611 40 | = | 267 10 | x |
267 10 | x | = | 105611 40 |
| x | = | 105611 40 | ÷ | 267 10 |
| = | 105611 40 | × | 10 267 |
| = | 105611 4 | × | 1 267 |
| x | = | 105611 1068 |
| x | = | 98.886704 |