y=2x+62y=3x+8
5个回答
x=-4
y=-2
相关问题
...2(X+8)=3[X-1]8Y-3[3Y+2]=62X-2/3[X+3]=-X+3再补充一题...2[10-0.5
9x+2y=62.4x+3y=36.求x,y
解方程x+y+(x+y/2)=15 3x+5y+4(x+y/2)=62
2X+4Y=44 3X+5Y=62.5 求X=().Y=()
x+y+z=15 2x+3y+4z=47 3x+4y+5z=62
x+y+z=15 2x+3y+4z=47 3x+4y+5z=62
{y=3x-7{5x+2y=8{x-2y=3{2y+x=-1{2y-x=6{2x+y=8
x+y=100 0.62x+0.3y=0.6(x+y) 求x=?y=?
①、计算8(x+y)^8(x-y)^6除[2(x+y)^3·(x-y)^3]^2=?
3x-2y=9 x-3y=2 x+y=5 x+2y=3 y=x 2x+y=8