1.(5-3X)/2=(3-5X)/3 2.y-(y-10)/2=2-(y+2)/5 3.(x+2)/4-(2x-3)/6=1

问题描述:

1.(5-3X)/2=(3-5X)/3 2.y-(y-10)/2=2-(y+2)/5 3.(x+2)/4-(2x-3)/6=1
4.(x-2)/5-(x+3)/10-(2x-5)/3+3=0
解方程

1.(5-3X)/2=(3-5X)/35/2-3/2x=1-5/3x5/2-1=(3/2-5/3)x(9/6-10/6)x=3/2-1/6x=3/2x=-3/2*6x=-92.y-(y-10)/2=2-(y+2)/5 y-1/2y+5=2-1/5y-2/51/2y+1/5y=2-5-2/55/10y+2/10y=-3-2/5.7/10y=-17/5y=-17*10/(7*5)y=-34/7...