| x | × | 37 2 | = | 4 5 | × | 3 2 | ( | 12 | + | 12 | + | x | ) |
| 方程右边 = | 6 5 | ( | 12 | + | 12 | + | x | ) |
37 2 | x | = | 6 5 | ( | 12 | + | 12 | + | x | ) |
| 方程右边 = | 6 5 | × | 12 | + | 6 5 | × | 12 | + | 6 5 | x |
| = | 72 5 | + | 72 5 | + | 6 5 | x |
| = | 144 5 | + | 6 5 | x |
37 2 | x | = | 144 5 | + | 6 5 | x |
37 2 | x | − | 6 5 | x | = | 144 5 |
173 10 | x | = | 144 5 |
| x | = | 144 5 | ÷ | 173 10 |
| = | 144 5 | × | 10 173 |
| = | 144 | × | 2 173 |
| x | = | 288 173 |
| x | = | 1.66474 |