56 | × | 9 10 | x | − | 40 | x | − | 580 | − | ( | 56 | × | 9 10 | x | × | 13 100 | − | 5 | x | ) | × | 3 25 | = | 60 |
方程左边 = | 252 5 | x | − | 40 | x | − | 580 | − | ( | 56 | × | 9 10 | x | × | 13 100 | − | 5 | x | ) | × | 3 25 |
= | 52 5 | x | − | 580 | − | ( | 56 | × | 9 10 | x | × | 13 100 | − | 5 | x | ) | × | 3 25 |
52 5 | x | − | 580 | − | ( | 56 | × | 9 10 | x | × | 13 100 | − | 5 | x | ) | × | 3 25 | = | 60 |
方程左边 = | 52 5 | x | − | 580 | − | 56 | × | 9 10 | x | × | 13 100 | × | 3 25 | + | 5 | x | × | 3 25 |
= | 52 5 | x | − | 580 | − | 2457 3125 | x | + | 3 5 | x |
= | 31918 3125 | x | − | 580 |
31918 3125 | x | − | 580 | = | 60 |
31918 3125 | x | = | 60 | + | 580 |
31918 3125 | x | = | 640 |
x | = | 640 | ÷ | 31918 3125 |
= | 640 | × | 3125 31918 |
= | 320 | × | 3125 15959 |
x | = | 1000000 15959 |
x | = | 62.660568 |