| 2m+1 |
| 3 |
| 2m+1 |
| 3 |
| 1 |
| 2 |
方程x+2m=4（x+m）+1的解为非负数，则m的取值应为_．
方程x+2m=4（x+m）+1的解为非负数，则m的取值应为______．
数学人气：566 ℃时间：2019-08-22 10:04:32
优质解答
解方程得：x=-
，又因为x≥0，可得：-
≥0，解不等式得：m≤-
．
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