22200 | + | X | ÷ | 21 20 | × | 3 200 | + | X | ÷ | 21 20 | × | 3 200 | × | 7 100 | ÷ | 2 | + | X | ÷ | 21 20 | × | 207 200 | = | X |
方程左边 = | 22200 | + | X | × | 1 70 | + | X | × | 1 2000 | + | X | × | 69 3500 | + | X | × | 69 14000 |
= | 22200 | + | 69 1750 | X |
22200 | + | 69 1750 | X | = | X |
69 1750 | X | − | X | = | - | 22200 |
- | 1681 1750 | X | = | - | 22200 |
22200 | = | 1681 1750 | X |
1681 1750 | X | = | 22200 |
X | = | 22200 | ÷ | 1681 1750 |
= | 22200 | × | 1750 1681 |
X | = | 38850000 1681 |
X | = | 23111.243308 |