( | 299 50 | + | 533 25 | X | ) | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 533 25 | − | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | = | 66 5 |
方程两边同时乘以: | ( | 533 25 | − | 533 25 | X | ) |
( | 299 50 | + | 533 25 | X | ) | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | = | 66 5 | ( | 533 25 | − | 533 25 | X | ) |
299 50 | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | = | 66 5 | ( | 533 25 | − | 533 25 | X | ) |
299 50 | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | = | 66 5 | × | 533 25 | − | 66 5 | × | 533 25 | X |
299 50 | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | ÷ | ( | 2579 100 | − | 533 25 | X | ) | = | 35178 125 | − | 35178 125 | X |
方程两边同时乘以: | ( | 2579 100 | − | 533 25 | X | ) |
299 50 | ( | 733 25 | + | 533 25 | X | ) | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | = | 35178 125 | ( | 2579 100 | − | 533 25 | X | ) | − | 35178 125 | X | ( | 2579 100 | − | 533 25 | X | ) |
299 50 | × | 733 25 | + | 299 50 | × | 533 25 | X | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | = | 35178 125 | ( | 2579 100 | − | 533 25 | X | ) | − | 35178 125 | X | ( | 2579 100 | − | 533 25 | X | ) |
299 50 | × | 733 25 | + | 299 50 | × | 533 25 | X | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | = | 35178 125 | × | 2579 100 | − | 35178 125 | × | 533 25 | X | − | 35178 125 | X | ( | 2579 100 | − | 533 25 | X | ) |
219167 1250 | + | 159367 1250 | X | + | 533 25 | X | ( | 733 25 | + | 533 25 | X | ) | = | 45362031 6250 | − | 18749874 3125 | X | − | 35178 125 | X | ( | 2579 100 | − | 533 25 | X | ) |
219167 1250 | + | 159367 1250 | X | + | 533 25 | X | × | 733 25 | + | 533 25 | X | × | 533 25 | X | = | 45362031 6250 | − | 18749874 3125 | X | − | 35178 125 | X | ( | 2579 100 | − | 533 25 | X | ) |
219167 1250 | + | 159367 1250 | X | + | 533 25 | X | × | 733 25 | + | 533 25 | X | × | 533 25 | X | = | 45362031 6250 | − | 18749874 3125 | X | − | 35178 125 | X | × | 2579 100 | + | 35178 125 | X | × | 533 25 | X |
219167 1250 | + | 159367 1250 | X | + | 390689 625 | X | + | 284089 625 | X | X | = | 45362031 6250 | − | 18749874 3125 | X | − | 45362031 6250 | X | + | 18749874 3125 | X | X |