2674 25 | = | 5663 50 | ÷ | ( | 1 | + | x | ÷ | 12 | × | 5 | ) |
| 方程两边同时乘以: | ( | 1 | + | x | ÷ | 12 | × | 5 | ) |
2674 25 | ( | 1 | + | x | ÷ | 12 | × | 5 | ) | = | 5663 50 |
2674 25 | × | 1 | + | 2674 25 | x | ÷ | 12 | × | 5 | = | 5663 50 |
2674 25 | + | 1337 30 | x | = | 5663 50 |
1337 30 | x | = | 5663 50 | − | 2674 25 |
1337 30 | x | = | 63 10 |
| x | = | 63 10 | ÷ | 1337 30 |
| = | 63 10 | × | 30 1337 |
| = | 9 | × | 3 191 |
| x | = | 27 191 |
| x | = | 0.141361 |