Giải phương trình (5-2x)/3+(x-1)(x+1)/(3x-1)=(x-2)(1-3x)/(9x-3)
Giải thích
5−2x3+x−1x+13x−1=x+21−3x9x−3x≠13⇔5−2x3x−1+3x2−13.3x−1=x+21−3x33x−1⇒−6x2+17x−5+3x2−3=−3x2−5x+2⇔17x+5x=2+3+5⇔22x=10⇔x=511(tm)
5−2x3+x−1x+13x−1=x+21−3x9x−3x≠13⇔5−2x3x−1+3x2−13.3x−1=x+21−3x33x−1⇒−6x2+17x−5+3x2−3=−3x2−5x+2⇔17x+5x=2+3+5⇔22x=10⇔x=511(tm)