y | = | ( | 529 2000 | × | 141 500 | + | 1 5 | × | 283 1000 | ) | ÷ | ( | 529 2000 | × | 67 125 | ) |
方程两边同时乘以: | ( | 529 2000 | × | 67 125 | ) |
y | ( | 529 2000 | × | 67 125 | ) | = | ( | 529 2000 | × | 141 500 | + | 1 5 | × | 283 1000 | ) |
y | × | 529 2000 | × | 67 125 | = | ( | 529 2000 | × | 141 500 | + | 1 5 | × | 283 1000 | ) |
y | × | 529 2000 | × | 67 125 | = | 529 2000 | × | 141 500 | + | 1 5 | × | 283 1000 |
y | × | 35443 250000 | = | 74589 1000000 | + | 283 5000 |
35443 250000 | y | = | 131189 1000000 |
y | = | 131189 1000000 | ÷ | 35443 250000 |
= | 131189 1000000 | × | 250000 35443 |
= | 131189 4 | × | 1 35443 |
y | = | 131189 141772 |
y | = | 0.925352 |