3y-2x=1 x+2/3=y+1/4

问题描述:

3y-2x=1 x+2/3=y+1/4
对对答案还有一个 x+y/3+x-y/2=6 3(x+y)-2(x-y)=28

1.3Y=2X+1Y=(2X+1)/3X+2/3=(2X+1)/3+1/4X=15/4Y=38/24 2.x+y/3+x-y/2=6 3(x+y)-2(x-y)=28 2x+2y+3x-3y=36 3x+3y-2x+2y=28 5x-y=36 x+5y=28 5x-y=36 5x+25y=14026y=104y=4x=8