If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
x = 0
x = 0
x = 0
x in (-oo:0) U (0:+oo)
c = n-(m/x) // - n-(m/x)
c+m/x-n = 0
m*x^-1 = -(c-n) // : m
x^-1 = (n-c)/m
-1 < 0
1/(x^1) = (n-c)/m // * x^1
1 = x^1*((n-c)/m) // : (n-c)/m
1/((n-c)/m) = x^1
x = 1/((n-c)/m)
x = 1/((n-c)/m)
| x^2+kx+k+1=0 | | 7-6m=35 | | 1/3+4=x-2 | | 5c+28=8 | | 100t+90=430 | | -96/6 | | 6x-24=7x+-28 | | 42/3=2n/3+1/3+n/3 | | 9.1=/3.7+4.1 | | z+10=28 | | 30x^2-14x-5=0 | | -1+5m=6 | | 3(a+4)=18+a | | -3(y-1)+8(y-3)=6y+7-5y | | 5c-4-2+1=8c+2 | | -10=a-1-3 | | 200t=2.5 | | w-279=496 | | 32=2x+7 | | 5x+5=-4+3x+17 | | 4/5(n+1/3)=4/5n+1/3 | | 9.1=k-3.78+4.1 | | 3.7x+18.5=37 | | 1/2x6=10 | | 5k/6=30 | | 12.5(x+4)=2x-3(4-x)-7 | | 2m-8=-8 | | .50x+.15(70)=.25(142) | | 24/4=8 | | y=-3/2x^2-6x+2 | | 3.7i+18.5=37 | | 15x-6y=14 |