| 480 | + | 1 20 | x | + | 1 5 | x | + | ( | x | ÷ | ( | 1 | + | 17 100 | ) | ) | × | 17 100 | = | x |
| 480 | + | 1 20 | x | + | 1 5 | x | + | x | ÷ | ( | 1 | + | 17 100 | ) | × | 17 100 | = | x |
| 480 | + | 1 4 | x | + | x | ÷ | ( | 1 | + | 17 100 | ) | × | 17 100 | = | x |
| 方程两边同时乘以: | ( | 1 | + | 17 100 | ) |
| 480 | ( | 1 | + | 17 100 | ) | + | 1 4 | x | ( | 1 | + | 17 100 | ) | + | x | × | 17 100 | = | x | ( | 1 | + | 17 100 | ) |
| 480 | × | 1 | + | 480 | × | 17 100 | + | 1 4 | x | ( | 1 | + | 17 100 | ) | + | x | × | 17 100 | = | x | ( | 1 | + | 17 100 | ) |
| 480 | × | 1 | + | 480 | × | 17 100 | + | 1 4 | x | ( | 1 | + | 17 100 | ) | + | x | × | 17 100 | = | x | × | 1 | + | x | × | 17 100 |
| 480 | + | 408 5 | + | 1 4 | x | ( | 1 | + | 17 100 | ) | + | x | × | 17 100 | = | x | × | 1 | + | x | × | 17 100 |
2808 5 | + | 1 4 | x | ( | 1 | + | 17 100 | ) | + | 17 100 | x | = | 117 100 | x |
2808 5 | + | 1 4 | x | × | 1 | + | 1 4 | x | × | 17 100 | + | 17 100 | x | = | 117 100 | x |
2808 5 | + | 1 4 | x | + | 17 400 | x | + | 17 100 | x | = | 117 100 | x |
2808 5 | + | 37 80 | x | = | 117 100 | x |
37 80 | x | − | 117 100 | x | = | - | 2808 5 |
| - | 283 400 | x | = | - | 2808 5 |
2808 5 | = | 283 400 | x |
283 400 | x | = | 2808 5 |
| x | = | 2808 5 | ÷ | 283 400 |
| = | 2808 5 | × | 400 283 |
| = | 2808 | × | 80 283 |
| x | = | 224640 283 |
| x | = | 793.780919 |