| x | = | 64 | + | ( | x | ÷ | 117 100 | × | 17 100 | + | 1 20 | x | ) | + | 1 10 | x |
| 方程右边 = | 64 | + | x | ÷ | 117 100 | × | 17 100 | + | 1 20 | x | + | 1 10 | x |
| = | 64 | + | x | × | 17 117 | + | 1 20 | x | + | 1 10 | x |
| = | 64 | + | 691 2340 | x |
| x | = | 64 | + | 691 2340 | x |
| x | − | 691 2340 | x | = | 64 |
1649 2340 | x | = | 64 |
| x | = | 64 | ÷ | 1649 2340 |
| = | 64 | × | 2340 1649 |
| x | = | 149760 1649 |
| x | = | 90.818678 |