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)
-2/x = -8 // + 8
8-2/x = 0
-2*x^-1 = -8 // : -2
x^-1 = 4
-1 < 0
1/(x^1) = 4 // * x^1
1 = 4*x^1 // : 4
1/4 = x^1
x = 1/4
x = 1/4
| 1-(-4/3)/3-(-1/2) | | 2/3y=4.50 | | 7d+8=-2d-64 | | 4-3z=6z-5 | | 4-3z=6b-5 | | 7z+25=2z | | 23+y=62 | | 9z+3=5z-13 | | 12y=20 | | -5(1+8x)=5x-5 | | 8p=-(7-8p) | | 14+3t=-t | | Z/5=2.10 | | 3v+8=22 | | 18x-1x=2 | | 2(4x-7)+5(3x-9)+11x+123=3(4x-7)+8(9x-5)+13x-95 | | 4-a/3=1 | | -5x-2(-7x-10)=128 | | -2x+2(3x+14)=-20 | | (2m)3= | | 4x+2(4x+7)=-106 | | z=12/-12 | | -43=-5x+4(2x+7) | | 45x^2/15z^5 | | 5=(x/120)*100 | | -3x+2(5x-12)=-73 | | -17+8x+2x=5x+13 | | 20=7r | | 5n+6=1+6n | | f(x)=3x-6/2 | | 10x+20y=340 | | (x^3)/(18x^2) |