解不等式:3[x-2(x-2)]>x-3(x-3)麻烦带过程谢谢
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解不等式:3[x-2(x-2)]>x-3(x-3)麻烦带过程谢谢
解不等式:3[x-2(x-2)]>x-3(x-3)麻烦带过程谢谢
解不等式:3[x-2(x-2)]>x-3(x-3)麻烦带过程谢谢
3[x-2(x-2)]>x-3(x-3)
3[x-2x+4]>x-3x+9
3(-x+4)>-2x+9
-3x+12>-2x+9
-3x+2x>9-12
-x>-3
x<3
3[x-(2x-4)]>x-(3x-9)
3(4-x)>9-2x
12-3x>9-2x
-x>-3
3<3
3[x-2(x-2)]>x-3(x-3)
3x-6x+12>x-3x+9
-x>-3
x<3