( | 48 | − | 32 | ) | ÷ | ( | 32 | − | 28 | ) | = | ( | 70 | − | T | ) | ÷ | ( | T | − | 56 | ) |
方程两边同时乘以: | ( | 32 | − | 28 | ) | , | ( | T | − | 56 | ) |
( | 48 | − | 32 | ) | ( | T | − | 56 | ) | = | ( | 70 | − | T | ) | ( | 32 | − | 28 | ) |
48 | ( | T | − | 56 | ) | − | 32 | ( | T | − | 56 | ) | = | ( | 70 | − | T | ) | ( | 32 | − | 28 | ) |
48 | ( | T | − | 56 | ) | − | 32 | ( | T | − | 56 | ) | = | 70 | ( | 32 | − | 28 | ) | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 48 | × | 56 | − | 32 | ( | T | − | 56 | ) | = | 70 | ( | 32 | − | 28 | ) | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 48 | × | 56 | − | 32 | ( | T | − | 56 | ) | = | 70 | × | 32 | − | 70 | × | 28 | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 2688 | − | 32 | ( | T | − | 56 | ) | = | 2240 | − | 1960 | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 2688 | − | 32 | ( | T | − | 56 | ) | = | 280 | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 2688 | − | 32 | T | + | 32 | × | 56 | = | 280 | − | T | ( | 32 | − | 28 | ) |
48 | T | − | 2688 | − | 32 | T | + | 32 | × | 56 | = | 280 | − | T | × | 32 | + | T | × | 28 |
48 | T | − | 2688 | − | 32 | T | + | 1792 | = | 280 | − | T | × | 32 | + | T | × | 28 |
16 | T | − | 896 | = | 280 | − | 4 | T |
16 | T | + | 4 | T | = | 280 | + | 896 |
20 | T | = | 280 | + | 896 |
20 | T | = | 1176 |
T | = | 1176 | ÷ | 20 |
= | 1176 | × | 1 20 |
= | 294 | × | 1 5 |
T | = | 294 5 |
T | = | 58.8 |