| 19 | × | 3 | × | 6 5 | x | × | 1 2 | x | ÷ | 3 | × | x | = | 2 | ( | 117 10 | ( | 18 5 | + | x | ) | × | 1 2 | ( | 18 5 | + | x | ) | + | 19 | ( | 18 5 | + | x | ) | × | 6 5 | × | 33 100 | × | 1 2 | ( | 18 5 | + | x | ) | ÷ | 3 | × | ( | 18 5 | + | x | ) | ) |
| 方程左边 = | 57 5 | x | x | x |
57 5 | x | x | x | = | 2 | ( | 117 10 | ( | 18 5 | + | x | ) | × | 1 2 | ( | 18 5 | + | x | ) | + | 19 | ( | 18 5 | + | x | ) | × | 6 5 | × | 33 100 | × | 1 2 | ( | 18 5 | + | x | ) | ÷ | 3 | × | ( | 18 5 | + | x | ) | ) |
| 方程右边 = | 2 | × | 117 10 | ( | 18 5 | + | x | ) | × | 1 2 | ( | 18 5 | + | x | ) | + | 2 | × | 19 | ( | 18 5 | + | x | ) | × | 6 5 | × | 33 100 | × | 1 2 | ( | 18 5 | + | x | ) |
| = | 117 10 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 117 10 | × | 18 5 | ( | 18 5 | + | x | ) | + | 117 10 | x | ( | 18 5 | + | x | ) | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 1053 25 | ( | 18 5 | + | x | ) | + | 117 10 | x | ( | 18 5 | + | x | ) | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 1053 25 | × | 18 5 | + | 1053 25 | x | + | 117 10 | x | ( | 18 5 | + | x | ) | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 1053 25 | x | + | 117 10 | x | ( | 18 5 | + | x | ) | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 1053 25 | x | + | 117 10 | x | × | 18 5 | + | 117 10 | x | x | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 1053 25 | x | + | 1053 25 | x | + | 117 10 | x | x | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 627 250 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 627 250 | × | 18 5 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | + | 627 250 | x |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 5643 625 | ( | 18 5 | + | x | ) | ( | 18 5 | + | x | ) | + | 627 250 | x | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 5643 625 | × | 18 5 | ( | 18 5 | + | x | ) | + | 5643 625 | x | ( | 18 5 | + | x | ) |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 101574 3125 | ( | 18 5 | + | x | ) | + | 5643 625 | x | ( | 18 5 | + | x | ) | + | 627 250 |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 101574 3125 | × | 18 5 | + | 101574 3125 | x | + | 5643 625 | x |
| = | 18954 125 | + | 2106 25 | x | + | 117 10 | x | x | + | 1828332 15625 | + | 101574 3125 | x | + | 5643 625 | x | ( | 18 5 | + | x | ) |
| = | 4197582 15625 | + | 364824 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | ( | 18 5 | + | x | ) | + | 627 250 | x | ( | 18 5 | + | x | ) |
| = | 4197582 15625 | + | 364824 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | × | 18 5 | + | 5643 625 | x | x |
| = | 4197582 15625 | + | 364824 3125 | x | + | 117 10 | x | x | + | 101574 3125 | x | + | 5643 625 | x | x | + | 627 250 |
| = | 4197582 15625 | + | 466398 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | x | + | 627 250 | x | ( | 18 5 | + | x | ) |
| = | 4197582 15625 | + | 466398 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | x | + | 627 250 | x | × | 18 5 |
| = | 4197582 15625 | + | 466398 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | x | + | 5643 625 | x | ( | 18 5 | + | x | ) |
| = | 4197582 15625 | + | 466398 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | x | + | 5643 625 | x | × | 18 5 |
| = | 4197582 15625 | + | 466398 3125 | x | + | 117 10 | x | x | + | 5643 625 | x | x | + | 101574 3125 | x | + | 5643 625 |