33 50 | + | 34 25 | × | 2 25 | ( | 281 50 | + | x | × | 70 | ) | = | 9 10 | + | 34 25 | × | 3 50 | × | 70 |
方程左边 = | 33 50 | + | 68 625 | ( | 281 50 | + | x | × | 70 | ) |
33 50 | + | 68 625 | ( | 281 50 | + | x | × | 70 | ) | = | 9 10 | + | 34 25 | × | 3 50 | × | 70 |
方程左边 = | 33 50 | + | 68 625 | × | 281 50 | + | 68 625 | x | × | 70 |
= | 33 50 | + | 9554 15625 | + | 952 125 | x |
= | 39733 31250 | + | 952 125 | x |
39733 31250 | + | 952 125 | x | = | 9 10 | + | 34 25 | × | 3 50 | × | 70 |
方程右边 = | 9 10 | + | 714 125 |
= | 1653 250 |
39733 31250 | + | 952 125 | x | = | 1653 250 |
952 125 | x | = | 1653 250 | − | 39733 31250 |
952 125 | x | = | 83446 15625 |
x | = | 83446 15625 | ÷ | 952 125 |
= | 83446 15625 | × | 125 952 |
= | 41723 125 | × | 1 476 |
x | = | 41723 59500 |
x | = | 0.701227 |