2x减y=6 (x+2y)(4x减2y)=192 解方程组,快
2x减y=6 (x+2y)(4x减2y)=192 解方程组,快
解方程组 {3(x+y)-4(x-y)=11 {2(x-y)+5(x+y)=27全过程、快
解方程组{x-2y=6,(x+2y)*(2x-4y)=192
解方程组X+Y/2=3X-2Y=10+6X+Y/4
解方程组 2x+y=(4x-y-1)/2=(10+6x+2y)/4
解方程组:4(x+1)=3(y+3) x-2y=7y-6x/3
解方程组:(0.2x+0.1y)/2- (4x-y)/10=(x-y)/5+ (3x+0.5y)/30 (3x+2y-1
解方程组:2(x-y)/3-x+y/4=-1 ,6(x+y)-4(2x-y)=16
解方程组 {(x+y)/2+(x-y)/3=6 5(x+y)-2(x-y)=4
解方程组 X+Y/2+X-Y/3=6 4[X+Y]-5[X-Y]=2
3(x+y)—4(x-y)=4,(x+y/2)+(x-y/6)=1.解方程组
解二元一次方程组{3(x+y)-4(x-y)=4,x+y/2+x-y/6=1