去括号:-(x-3)-3(y-3z)kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 02:40:38
去括号:-(x-3)-3(y-3z)kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk去括号:-(x-3)-3(y-3z)kkkkkkkkkkkkkkkk

去括号:-(x-3)-3(y-3z)kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
去括号:-(x-3)-3(y-3z)
kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk

去括号:-(x-3)-3(y-3z)kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
=-x+3-3y+9z

-(x-3)-3(y-3z)=-x+3-3y+9z

-(x-3)-3(y-3z)
= -x+3-3y+9z
= -x-3y+9z+3

-(x-3)-3(y-3z)
=-x+3-3y+9z
=3-x-3y+9z