y+2/4-2y-3/6=1怎么解?
解3y+5/3y-6=1/2+5y-4/2y-4
3y=1-2(y+3) 5x-(1-x)=13 2(y-6)=3-(4y-8)怎么解
怎么解二元一次方程组2(x-y)/3-x+y/4=-1和6(x+y)-4(2x-y)=16
y+2/4-2y-3/6=1怎么解?
5x+4y=6 2x+3y=1二元一次方程怎么解
10y+2(7y-2)=5(4y+3)+3y怎么算
2(5y+1)=2(9y-3)-3y怎么解
x-y=2y 0.2x+3y=1 这个二元一次方程怎么解?
解方程:10y-2(7y-2)=5(4y+3)-2y怎么解
解方程:(y+4)/5+y+6=(y+8)/2-(y+4)/3
{3(x+y)-4(x-y)=4 {x+y/2 + x-y/6=1
解方程,3y^3+(y+3)(6-2y)+3y(y+2)(2-y)-2(y^2+1)=0