X | ÷ | 87 | − | 1 2 | X | ÷ | 1000 | + | ( | 95 | − | X | ) | ÷ | 135 | = | 143 500 |
方程左边 = | X | × | 1 87 | − | 1 2000 | X | + | ( | 95 | − | X | ) | × | 1 135 |
= | 1913 174000 | X | + | ( | 95 | − | X | ) | × | 1 135 |
1913 174000 | X | + | ( | 95 | − | X | ) | × | 1 135 | = | 143 500 |
方程左边 = | 1913 174000 | X | + | 95 | × | 1 135 | − | X | × | 1 135 |
= | 1913 174000 | X | + | 19 27 | − | X | × | 1 135 |
= | 5617 1566000 | X | + | 19 27 |
5617 1566000 | X | + | 19 27 | = | 143 500 |
5617 1566000 | X | = | 143 500 | − | 19 27 |
5617 1566000 | X | = | - | 5639 13500 |
X | = | - | 5639 13500 | ÷ | 5617 1566000 |
= | - | 5639 13500 | × | 1566000 5617 |
= | - | 5639 | × | 116 5617 |
X | = | - | 654124 5617 |
X | = | - 116.454335 |