解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16分开的。
来源:学生作业帮助网 编辑:六六作业网 时间:2025/01/31 02:12:57
解方程组10(x-y)=3(x+y)+156(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16分开的。解方程组10(x-y)=3(x+y)+156(x
解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16分开的。
解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+16
10(x-y)=3(x+y)+15
6(x+y)=4(2x-y)+16
分开的。
解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16分开的。
10x-10y=3x+3y+15
7x=13y+15
x=13/7y+15/7
把x转换成y代入方程得出y,再由y算出x
下题同理
整理得7x-13y=15
x+5y=-8
解得 x=-29/48
y=-71/48
10(x-y)=3(x+y)+15
6(x+y)=4(2x-y)+16
化简得7x-13y=15,①
x-5y=-8,②
①-②*7,22y=71,y=71/22,
代入②,x=179/22,
一次方程组x=y+3 (10y+x)+(10x+y)=99 怎么解
解方程组,x+y/2=3x-2y=10+6x+y/4,
用加减法解方程组:{(x+y)/6+(x-y)/10=3 (x+y)/6+(y-x)/10=-1
解方程组:(x+3)(y-2)=(x-3)(y+10),(x+1)(y+3)=(x-2)(y+12)
解方程组 2x+y(y-2x)=9 (x+y)(x+y-3)=10十万火急!求解!
3/(X-Y)+10/(X+Y)=-5 2/(X-Y)-15/(X+Y)=1 解分式方程组
解方程组 y=2x x+y=3
解方程组x=3y x+y=16
解方程组:{x+y=3,x-y=5
解方程组解方程组:x+|2x+y|=10,x-2y=8解方程组:x+|2x+y|=10x-2y=8
二元一次方程组 2(X+Y)-(X-Y)=3 (X+Y)-2(X-Y)=1 解方程组二元一次方程组 2(X+Y)-(X-Y)=3 (X+Y)-2(X-Y)=1
解方程组x+y/6+x-y/10=3,x+y/6+y-x/10=-1x+y/6+x-y/10=3 ①x+y/6+y-x/10=-1 ②
解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16
解方程组 10(x-y)=3(x+y)+15 6(x+y)=4(2x-y)+1610(x-y)=3(x+y)+156(x+y)=4(2x-y)+16分开的。
解方程组(三分之x+y)+y=6,3(x+y)-y=24
解方程组:{x+y=11 (10y+x)-(10x+y)=27
解方程组x+y=15 (x+15%x+y+10%y)=17
解方程组{ 3x-4y(x-y)=3 { 2x-3y=1