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^2 = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
(11/8)*x+5/8 = 2/(x^2) // - 2/(x^2)
(11/8)*x-(2/(x^2))+5/8 = 0
(11/8)*x-2*x^-2+5/8 = 0
11/8*x^1-2*x^-2+5/8*x^0 = 0
(11/8*x^3+5/8*x^2-2*x^0)/(x^2) = 0 // * x^4
x^2*(11/8*x^3+5/8*x^2-2*x^0) = 0
x^2
(11/8)*x^3+(5/8)*x^2-2 = 0
(11/8)*x^3+(5/8)*x^2-2 = 0 // * 0
{ 1, -1, 2, -2, 4, -4, 8, -8, 16, -16 }
1
x = 1
11*x^3+5*x^2-16 = 0
1
x-1
11*x^2+16*x+16
11*x^3+5*x^2-16
x-1
11*x^2-11*x^3
16*x^2-16
16*x-16*x^2
16*x-16
16-16*x
0
11*x^2+16*x+16 = 0
DELTA = 16^2-(4*11*16)
DELTA = -448
DELTA < 0
x in { 1}
x = 1
| 0.5x+2+.25x=8 | | 1/4(w+4)+1/2w=10 | | 73=6x+15-2x-10 | | 11-5x+2x-13=0 | | 10d+-40=20 | | 8+4k=-10-4k | | 8x^2-4x+4=0 | | -21=3w | | x*5-20+x(-3)=50 | | 4/9(x-7)=-8 | | .666666(p-12)=-(2p-1)+7 | | 4y+5-y=2(y-3) | | 2x+4=-3x+2 | | 1.875=-11.25 | | 5x-2=-31+6x | | 5x-2=31-6x | | -17=.20n-20 | | 4x^3+21x^2+28x=-8 | | 23+4*Y-2+18=59 | | g(X)=x^2+7x-8 | | 3X^2+6y-18x+5=0 | | F(X)=X^2-15+54 | | z^4+2z^2+4=0 | | 3/7*(-2/3) | | 3/7*(-3/2) | | 3/7*(-1/3) | | 3/7*(-3/1) | | 55t-5t^2=160 | | -t^2+11t-32=0 | | 25v^5w^4y^6+5v^2w^5= | | (-4/7)(-8/5) | | 2y+35=x |