| 29164187 | ÷ | ( | 2705062 | + | x | ) | = | 28497425 | ÷ | ( | 2681131 | + | x | ) |
| 方程两边同时乘以: | ( | 2705062 | + | x | ) | , | ( | 2681131 | + | x | ) |
| 29164187 | ( | 2681131 | + | x | ) | = | 28497425 | ( | 2705062 | + | x | ) |
| 29164187 | × | 2681131 | + | 29164187 | x | = | 28497425 | ( | 2705062 | + | x | ) |
| 29164187 | × | 2681131 | + | 29164187 | x | = | 28497425 | × | 2705062 | + | 28497425 | x |