| ( | 9048 | ÷ | 87 5 | − | x | ) | + | ( | 89391 50000 | ÷ | 359 50 | − | x | ) | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) | = | 0 |
| 方程左边 = | 9048 | ÷ | 87 5 | − | x | + | ( | 89391 50000 | ÷ | 359 50 | − | x | ) | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520 | − | x | + | ( | 89391 50000 | ÷ | 359 50 | − | x | ) | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520 | − | x | + | 89391 50000 | ÷ | 359 50 | − | x | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520 | − | x | + | 89391 359000 | − | x | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520249 1000 | − | 2 | x | + | ( | 883 2000 | ÷ | 5 | − | x | ) | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520249 1000 | − | 2 | x | + | 883 2000 | ÷ | 5 | − | x | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 520249 1000 | − | 2 | x | + | 883 10000 | − | x | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5203373 10000 | − | 3 | x | + | ( | 18879 100000 | ÷ | 217 100 | − | x | ) | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5203373 10000 | − | 3 | x | + | 18879 100000 | ÷ | 217 100 | − | x | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5203373 10000 | − | 3 | x | + | 87 1000 | − | x | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5204243 10000 | − | 4 | x | + | ( | 61 1000 | ÷ | 2 | − | x | ) | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5204243 10000 | − | 4 | x | + | 61 1000 | ÷ | 2 | − | x | + | ( | 27 50 | ÷ | 1 | − | x | ) |
| = | 5204243 10000 | − | 4 | x | + | 61 2000 | − | x | + | ( | 27 50 | ÷ | 1 | − | x | ) |