要求讲解,把每一步都写出来化简3/2{2/3[x+1]-4x}-1/2[x-1]

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 01:20:12
要求讲解,把每一步都写出来化简3/2{2/3[x+1]-4x}-1/2[x-1]

要求讲解,把每一步都写出来化简3/2{2/3[x+1]-4x}-1/2[x-1]
要求讲解,把每一步都写出来
化简
3/2{2/3[x+1]-4x}-1/2[x-1]

要求讲解,把每一步都写出来化简3/2{2/3[x+1]-4x}-1/2[x-1]
看图

3/2{2/3[x+1]-4x}-1/2[x-1]
=3/2{2x/3+2/3-4x}-[x/2+1/2]
=3/2 {-10x/3+2/3}-x/2-1/2
=-15x+1-x/2-1/2
=-31x/2+1/2