( | x | + | 120 | ) | × | 453 5 | + | x | × | 192 5 | = | 97572 |
方程左边 = | x | × | 453 5 | + | 120 | × | 453 5 | + | 192 5 | x |
= | x | × | 453 5 | + | 10872 | + | 192 5 | x |
= | 129 | x | + | 10872 |
129 | x | + | 10872 | = | 97572 |
129 | x | = | 97572 | − | 10872 |
129 | x | = | 86700 |
x | = | 86700 | ÷ | 129 |
= | 86700 | × | 1 129 |
= | 28900 | × | 1 43 |
x | = | 28900 43 |
x | = | 672.093023 |