解方程:m-nx=2x-1(m,n为常数项,且n≠-2)
问题描述:
解方程:m-nx=2x-1(m,n为常数项,且n≠-2)
答
-(n+2)x=-(1+m)
x=(1+m)/(n+2)
解方程:m-nx=2x-1(m,n为常数项,且n≠-2)
-(n+2)x=-(1+m)
x=(1+m)/(n+2)