(
| (1-25%)x=36 | 6×9-
| x+20%x=40. |
| 5 |
| 6 |
| 5 |
| 8 |
| 7 |
| 20 |
(
| 20 |
| 24 |
| 15 |
| 24 |
| 7 |
| 20 |
| 35 |
| 24 |
| 7 |
| 20 |
| 35 |
| 24 |
| 24 |
| 35 |
| 7 |
| 20 |
| 24 |
| 35 |
x=0.24;
②(1-25%)x=36,
| 3 |
| 4 |
| 4 |
| 3 |
| 4 |
| 3 |
x=48;
③6×9-
| 1 |
| 2 |
54-0.5x=26.8,
54-0.5x+0.5x=26.8+0.5x,
26.8-26.8+0.5x=54-26.8,
0.5x=23.2,
x=46.4.
编辑:chaxungu时间:2026-04-27 13:38:30分类:小学数学题库
(
| (1-25%)x=36 | 6×9-
| x+20%x=40. |
| 5 |
| 6 |
| 5 |
| 8 |
| 7 |
| 20 |
| 20 |
| 24 |
| 15 |
| 24 |
| 7 |
| 20 |
| 35 |
| 24 |
| 7 |
| 20 |
| 35 |
| 24 |
| 24 |
| 35 |
| 7 |
| 20 |
| 24 |
| 35 |
| 3 |
| 4 |
| 4 |
| 3 |
| 4 |
| 3 |
| 1 |
| 2 |
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