y | = | ( | 529 2000 | × | 7 100 | + | 1 5 | × | 127 250 | ) | ÷ | ( | 529 2000 | × | 513 1000 | ) |
方程两边同时乘以: | ( | 529 2000 | × | 513 1000 | ) |
y | ( | 529 2000 | × | 513 1000 | ) | = | ( | 529 2000 | × | 7 100 | + | 1 5 | × | 127 250 | ) |
y | × | 529 2000 | × | 513 1000 | = | ( | 529 2000 | × | 7 100 | + | 1 5 | × | 127 250 | ) |
y | × | 529 2000 | × | 513 1000 | = | 529 2000 | × | 7 100 | + | 1 5 | × | 127 250 |
y | × | 271377 2000000 | = | 3703 200000 | + | 127 1250 |
271377 2000000 | y | = | 24023 200000 |
y | = | 24023 200000 | ÷ | 271377 2000000 |
= | 24023 200000 | × | 2000000 271377 |
= | 24023 | × | 10 271377 |
y | = | 240230 271377 |
y | = | 0.885226 |