162197 125000 | ( | x | − | 20 | ) | = | 2 | × | 4511 50000 | ( | 438 | − | x | ) |
| 方程左边 = | 162197 125000 | x | − | 162197 125000 | × | 20 |
| = | 162197 125000 | x | − | 162197 6250 |
162197 125000 | x | − | 162197 6250 | = | 2 | × | 4511 50000 | ( | 438 | − | x | ) |
| 方程右边 = | 4511 25000 | ( | 438 | − | x | ) |
162197 125000 | x | − | 162197 6250 | = | 4511 25000 | ( | 438 | − | x | ) |
| 方程右边 = | 4511 25000 | × | 438 | − | 4511 25000 | x |
| = | 987909 12500 | − | 4511 25000 | x |
162197 125000 | x | − | 162197 6250 | = | 987909 12500 | − | 4511 25000 | x |
162197 125000 | x | + | 4511 25000 | x | = | 987909 12500 | + | 162197 6250 |
23094 15625 | x | = | 987909 12500 | + | 162197 6250 |
23094 15625 | x | = | 1312303 12500 |
| x | = | 1312303 12500 | ÷ | 23094 15625 |
| = | 1312303 12500 | × | 15625 23094 |
| = | 1312303 4 | × | 5 23094 |
| x | = | 6561515 92376 |
| x | = | 71.030517 |