y=(2x-3)/(3x+1)怎么变成x=(y+3)/(2-3y)
来源:百度知道 编辑:UC知道 时间:2024/05/23 11:30:45
如题~!说明思路
y=(2x-3)/(3x+1)
解析:依题意得,具体步骤如下
y(3x+1)=2x-3
3xy+y=2x-3
2x-3xy=y+3
x(2-3y)=y+3
x=(y+3)/(2-3y)
希望能帮到你!!
y(3x + 1) = 2x - 3
3xy + y = 2x - 3
y + 3 = 2x - 3xy
y + 3 = x(2 - 3y)
x = (y + 3)/(2 - 3y)
解;化简可得,y(3x+1)=2x-3
3xy+y=2x-3
2x-3xy=y+3
x(2-3y)=y+3
所以 x=(y+3)/(2-3y) (x≠-1/3)
y(3x+1)=2x-3
3xy+y=2x-3
3xy-2x=-3-y
2x-3xy=3+y
x(2-3y)=3+y
x=(3+y)/(2-3y)
完毕
y(3x + 1) = 2x - 3
3xy + y = 2x - 3
y + 3 = 2x - 3xy
y + 3 = x(2 - 3y)
x = (y + 3)/(2 - 3y)
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