| ( | x | × | 180 | + | 11673 1000 | × | 700 | ) | ÷ | ( | 180 | + | 700 | ) | = | 10391 1000 |
| 方程两边同时乘以: | ( | 180 | + | 700 | ) |
| ( | x | × | 180 | + | 11673 1000 | × | 700 | ) | = | 10391 1000 | ( | 180 | + | 700 | ) |
| x | × | 180 | + | 11673 1000 | × | 700 | = | 10391 1000 | ( | 180 | + | 700 | ) |
| x | × | 180 | + | 11673 1000 | × | 700 | = | 10391 1000 | × | 180 | + | 10391 1000 | × | 700 |
| x | × | 180 | + | 81711 10 | = | 93519 50 | + | 72737 10 |
| 180 | x | + | 81711 10 | = | 228602 25 |
| 180 | x | = | 228602 25 | − | 81711 10 |
| 180 | x | = | 48649 50 |
| x | = | 48649 50 | ÷ | 180 |
| = | 48649 50 | × | 1 180 |
| x | = | 48649 9000 |
| x | = | 5.405444 |