x | = | 290621707017143 1000000000 | + | ( | 1818 12500 | ÷ | 5 | ) | x |
方程右边 = | 290621707017143 1000000000 | + | 1818 12500 | ÷ | 5 | × | x |
= | 290621707017143 1000000000 | + | 909 31250 | x |
x | = | 290621707017143 1000000000 | + | 909 31250 | x |
x | − | 909 31250 | x | = | 290621707017143 1000000000 |
30341 31250 | x | = | 290621707017143 1000000000 |
x | = | 290621707017143 1000000000 | ÷ | 30341 31250 |
= | 290621707017143 1000000000 | × | 31250 30341 |
= | 290621707017143 32000 | × | 1 30341 |
x | = | 290621707017143 970912000 |