The number of integer solutions for

来源：学生作业帮编辑：作业帮分类：数学作业时间：2024/05/14 15:08:04

x-2a≥0①
3-2x＞-1② ，
解①得：x≥2a，
解②得：x＜2，
∴不等式组的解集是2a≤x＜2，
∵不等式组的整数解有6个，
∴-5＜2a≤-4，
∴-2.5＜a≤-2．
故选A．

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