3x+5/2=2x-1/3求解:X-3/-5=3X+4/15求解:3Y-1/4=5Y-7/6求解;5Y+4/3+Y-1/4=2-5Y-5/12求解;
问题描述:
3x+5/2=2x-1/3求解:X-3/-5=3X+4/15求解:3Y-1/4=5Y-7/6求解;5Y+4/3+Y-1/4=2-5Y-5/12求解;
答
3X+5/2=2X-1/33X-2X=-1/3-5/2X=-17/6X-3/5=3X+4/153X-X=-3/5-4/152X=-13/15X=-13/303Y-1/4=5Y-7/65Y-3Y=-1/4+7/62Y=11/12Y=11/245Y+4/3+Y-1/4=2-5Y-5/125Y+Y+5Y=2-5/12-4/3+1/411Y=-5/8Y=-5/88