929 25 | ( | x | + | 4 | ) | = | 79 250 | x | + | 793 500 |
方程左边 = | 929 25 | x | + | 929 25 | × | 4 |
= | 929 25 | x | + | 3716 25 |
929 25 | x | + | 3716 25 | = | 79 250 | x | + | 793 500 |
929 25 | x | − | 79 250 | x | = | 793 500 | − | 3716 25 |
9211 250 | x | = | 793 500 | − | 3716 25 |
9211 250 | x | = | - | 73527 500 |
x | = | - | 73527 500 | ÷ | 9211 250 |
= | - | 73527 500 | × | 250 9211 |
= | - | 73527 2 | × | 1 9211 |
x | = | - | 73527 18422 |
x | = | - 3.99126 |