330000000 | = | 1 | × | 191 10 | × | 200 | X | ( | 435 | − | 1 | ÷ | 2 | × | X | ) | + | 360 | × | 941 | ( | 435 | − | 40 | ) |
方程右边 = | 3820 | X | ( | 435 | − | 1 | ÷ | 2 | × | X | ) | + | 338760 | ( | 435 | − | 40 | ) |
330000000 | = | 3820 | X | ( | 435 | − | 1 | ÷ | 2 | × | X | ) | + | 338760 | ( | 435 | − | 40 | ) |
方程右边 = | 3820 | X | × | 435 | − | 3820 | X | × | 1 | ÷ | 2 | × | X | + | 338760 | ( | 435 | − | 40 | ) |
= | 1661700 | X | − | 1910 | X | X | + | 338760 | ( | 435 | − | 40 | ) |
= | 1661700 | X | − | 1910 | X | X | + | 338760 | × | 435 | − | 338760 | × | 40 |
= | 1661700 | X | − | 1910 | X | X | + | 147360600 | − | 13550400 |
= | 1661700 | X | − | 1910 | X | X | + | 133810200 |
330000000 | = | 1661700 | X | − | 1910 | X | X | + | 133810200 |