2x+1/4-1=x-10x+1/12解方程组
解方程组:(x+3)(y-2)=(x-3)(y+10),(x+1)(y+3)=(x-2)(y+12)
1/2x-2y=-74,x-6y=-12解方程组,x/5-y/2=2,2x+3y=4解方程组
解方程组{ 3x-4y(x-y)=3 { 2x-3y=1
解方程组{x+2y=16,x-3/4-y-3/3=1/12
解方程组:(0.2x+0.1y)/2- (4x-y)/10=(x-y)/5+ (3x+0.5y)/30 (3x+2y-1
要求 解方程组:{(X-1)(Y+1)=(X+1)(Y+1){X(2+Y)-6=Y(X-4)
解方程组:2(x-y)/3-x+y/4=-1 ,6(x+y)-4(2x-y)=16
解二元一次方程组{3(x+y)-4(x-y)=4,x+y/2+x-y/6=1
解方程组3(x+y)-4(x-y)=4和(x+y)/2+(x-y)/6=1
2(x+y)-10=4x (1+10%)x+(1+15%)y=17解方程组
解方程组,√(x+1/y)+√(x-y-2)=4 2x-y+1/y=10
解二元一次方程组:3(x+y)-4(x-y)=4,x+y/2+x-y/6+1