| 7600 | ÷ | ( | x | + | 99 | × | 3 25 | ) | + | 6700 | ÷ | ( | x | + | 99 | × | 3 25 | ) | + | 10000 | ÷ | ( | x | + | 99 | × | 3 25 | ) | = | 150 |
| 方程两边同时乘以: | ( | x | + | 99 | × | 3 25 | ) |
| 7600 | + | 6700 | + | 10000 | = | 150 | ( | x | + | 99 | × | 3 25 | ) |
| 7600 | + | 6700 | + | 10000 | = | 150 | x | + | 150 | × | 99 | × | 3 25 |
| 7600 | + | 6700 | + | 10000 | = | 150 | x | + | 1782 |
| 24300 | = | 150 | x | + | 1782 |
| - | 150 | x | = | 1782 | − | 24300 |
| - | 150 | x | = | - | 22518 |
| 22518 | = | 150 | x |
| 150 | x | = | 22518 |
| x | = | 22518 | ÷ | 150 |
| = | 22518 | × | 1 150 |
| = | 3753 | × | 1 25 |
| x | = | 3753 25 |
| x | = | 150.12 |