已知,2(4-x)<-9x,化简|-x-1|-2|3x+2|
问题描述:
已知,2(4-x)<-9x,化简|-x-1|-2|3x+2|
答
2(4-x)<-9x,
8-2x
已知,2(4-x)<-9x,化简|-x-1|-2|3x+2|
2(4-x)<-9x,
8-2x