Giải phương trình (x-1)2-|5-3x|-x=x(x+2)+4

x+12−5−3x−x=xx+2+4⇔x2+2x+1−5−3x−x=x2+2x+4⇔5−3x=−3−x+)x≥53⇒5−3x=−3−x⇔x=4(tm)+)x<−53⇒3x−5=−3−x⇔x=12(ktm)S=4