431 200 | X | + | ( | 1000 | ÷ | 135 | ) | ( | 940 | − | X | ) | = | 2860 |
方程左边 = | 431 200 | X | + | 1000 | ÷ | 135 | × | ( | 940 | − | X | ) |
= | 431 200 | X | + | 200 27 | ( | 940 | − | X | ) |
= | 431 200 | X | + | 200 27 | × | 940 | − | 200 27 | X |
= | 431 200 | X | + | 188000 27 | − | 200 27 | X |
= | - | 28363 5400 | X | + | 188000 27 |
- | 28363 5400 | X | + | 188000 27 | = | 2860 |
- | 28363 5400 | X | = | 2860 | − | 188000 27 |
- | 28363 5400 | X | = | - | 110780 27 |
110780 27 | = | 28363 5400 | X |
28363 5400 | X | = | 110780 27 |
X | = | 110780 27 | ÷ | 28363 5400 |
= | 110780 27 | × | 5400 28363 |
= | 110780 | × | 200 28363 |
X | = | 22156000 28363 |
X | = | 781.158552 |