4493 1250 | × | 143 | + | 4 | × | 2 | + | 4 | × | 1 | + | 7 2 | × | 2 | = | ( | 143 | + | 2 | + | 1 | + | 2 | ) | x |
方程左边 = | 642499 1250 | + | 8 | + | 4 | + | 7 |
= | 666249 1250 |
666249 1250 | = | ( | 143 | + | 2 | + | 1 | + | 2 | ) | x |
方程右边 = | 143 | x | + | 2 | x | + | 1 | x | + | 2 | x |
= | 148 | x |
666249 1250 | = | 148 | x |
- | 148 | x | = | - | 666249 1250 |
666249 1250 | = | 148 | x |
148 | x | = | 666249 1250 |
x | = | 666249 1250 | ÷ | 148 |
= | 666249 1250 | × | 1 148 |
x | = | 666249 185000 |
x | = | 3.601346 |