( | ( | X | + | 38111 50 | − | 107500 | ) | × | 3 50 | ÷ | 53 50 | + | X | × | 1 20 | ÷ | 21 20 | ) | × | 28 25 | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 | + | X | × | 1 2000 | ÷ | 21 20 | = | X | − | 6508211 50 | − | 5737 100 |
方程左边 = | ( | ( | X | + | 38111 50 | − | 107500 | ) | × | 3 50 | ÷ | 53 50 | + | X | × | 1 20 | ÷ | 21 20 | ) | × | 28 25 | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 | + | X | × | 1 2100 |
( | ( | X | + | 38111 50 | − | 107500 | ) | × | 3 50 | ÷ | 53 50 | + | X | × | 1 20 | ÷ | 21 20 | ) | × | 28 25 | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 | + | 1 2100 | X | = | X | − | 6508211 50 | − | 5737 100 |
方程左边 = | ( | X | + | 38111 50 | − | 107500 | ) | × | 3 50 | ÷ | 53 50 | × | 28 25 | + | X | × | 1 20 | ÷ | 21 20 | × | 28 25 | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 | + | 1 2100 | X |
= | ( | X | + | 38111 50 | − | 107500 | ) | × | 84 1325 | + | X | × | 4 75 | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 | + | 1 2100 | X |
= | ( | X | + | 38111 50 | − | 107500 | ) | × | 84 1325 | + | 113 2100 | X | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 |
= | X | × | 84 1325 | + | 38111 50 | × | 84 1325 | − | 107500 | × | 84 1325 | + | 113 2100 | X | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 |
= | X | × | 84 1325 | + | 1600662 33125 | − | 361200 53 | + | 113 2100 | X | + | ( | 3151773 100 | − | X | × | 1 20 | × | 3 25 | ÷ | 21 20 | − | 722567 50 | ) | × | 3 10 |