| y | = | ( | 529 2000 | × | 49 200 | + | 1 5 | × | 13 50 | ) | ÷ | ( | 529 2000 | × | 2387 5000 | ) |
| 方程两边同时乘以: | ( | 529 2000 | × | 2387 5000 | ) |
| y | ( | 529 2000 | × | 2387 5000 | ) | = | ( | 529 2000 | × | 49 200 | + | 1 5 | × | 13 50 | ) |
| y | × | 529 2000 | × | 2387 5000 | = | ( | 529 2000 | × | 49 200 | + | 1 5 | × | 13 50 | ) |
| y | × | 529 2000 | × | 2387 5000 | = | 529 2000 | × | 49 200 | + | 1 5 | × | 13 50 |
| y | × | 1262723 10000000 | = | 25921 400000 | + | 13 250 |
1262723 10000000 | y | = | 46721 400000 |
| y | = | 46721 400000 | ÷ | 1262723 10000000 |
| = | 46721 400000 | × | 10000000 1262723 |
| = | 46721 | × | 25 1262723 |
| y | = | 1168025 1262723 |
| y | = | 0.925005 |