( | X | + | 40000 | ÷ | X | ÷ | 24 | ) | × | 7374639 50000000 | − | 200 | × | 200 | × | 200 | ÷ | 240 | ÷ | X | ÷ | X | = | 221767 1000 |
方程两边同时乘以: | X |
( | X | + | 40000 | ÷ | X | ÷ | 24 | ) | × | 7374639 50000000 | X | − | 200 | × | 200 | × | 200 | ÷ | 240 | ÷ | X | = | 221767 1000 | X |
X | × | 7374639 50000000 | X | + | 40000 | ÷ | X | ÷ | 24 | × | 7374639 50000000 | X | − | 200 | × | 200 | × | 200 | ÷ | 240 | = | 221767 1000 | X |