351 5 | + | 351 5 | x | × | 8 100 | − | 70 | ÷ | ( | 1 | + | 13 100 | ) | × | x | × | 13 100 | = | 0 |
| 方程两边同时乘以: | ( | 1 | + | 13 100 | ) |
351 5 | ( | 1 | + | 13 100 | ) | + | 351 5 | x | × | 8 100 | ( | 1 | + | 13 100 | ) | − | 70 | x | × | 13 100 | = | 0 |
351 5 | × | 1 | + | 351 5 | × | 13 100 | + | 351 5 | x | × | 8 100 | ( | 1 | + | 13 100 | ) | − | 70 | x | × | 13 100 | = | 0 |
351 5 | + | 4563 500 | + | 702 125 | x | ( | 1 | + | 13 100 | ) | − | 91 10 | x | = | 0 |
39663 500 | + | 702 125 | x | ( | 1 | + | 13 100 | ) | − | 91 10 | x | = | 0 |
39663 500 | + | 702 125 | x | × | 1 | + | 702 125 | x | × | 13 100 | − | 91 10 | x | = | 0 |
39663 500 | + | 702 125 | x | + | 4563 6250 | x | − | 91 10 | x | = | 0 |
39663 500 | − | 8606 3125 | x | = | 0 |
| - | 8606 3125 | x | = | 0 | − | 39663 500 |
| - | 8606 3125 | x | = | - | 39663 500 |
39663 500 | = | 8606 3125 | x |
8606 3125 | x | = | 39663 500 |
| x | = | 39663 500 | ÷ | 8606 3125 |
| = | 39663 500 | × | 3125 8606 |
| = | 3051 4 | × | 25 662 |
| x | = | 76275 2648 |
| x | = | 28.804758 |