( | 7600 | ÷ | x | × | 28 25 | + | 6700 | + | 10000 | ) | = | 150 |
7600 | ÷ | x | × | 28 25 | + | 6700 | + | 10000 | = | 150 |
8512 | ÷ | x | + | 6700 | + | 10000 | = | 150 |
8512 | ÷ | x | + | 16700 | = | 150 |
方程两边同时乘以: | x |
8512 | + | 16700 | x | = | 150 | x |
16700 | x | − | 150 | x | = | - | 8512 |
16550 | x | = | - | 8512 |
x | = | - | 8512 | ÷ | 16550 |
= | - | 8512 | × | 1 16550 |
= | - | 4256 | × | 1 8275 |
x | = | - | 4256 8275 |
x | = | - 0.51432 |