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)
m/x = n // - n
m/x-n = 0
m*x^-1 = n // : m
x^-1 = n/m
-1 < 0
1/(x^1) = n/m // * x^1
1 = (n/m)*x^1 // : n/m
1/(n/m) = x^1
x = 1/(n/m)
x = 1/(n/m)
| m*x=n | | (90-x).3=180-x | | -60-3x=-11+68 | | .5(3c-2)+8=43 | | 11x+90=12x-60 | | 2x-21=x | | dy/dx=3x^2y^2 | | 9(e^-.1)-9-9(-.1)/(-.1)^2 | | 3t^2-20t+36=0 | | 0.10(y-1)+0.20y=0.14y-0.05(10) | | 6w+2=5w-4+9 | | 2.7(x-8)=-2.7(x+1.5) | | 2(1200/3)/20 | | (k+8)-(k-4)= | | r^2+11r-78= | | y=5/4x-13/pi | | -5x^2+10x+15=5 | | 0.333y^2=y+0.1666 | | 7194=P(1+0.10*1) | | x^2+37x+32=0 | | 4.5x+2.3x=177.1 | | x+0.06x=6996 | | 2x+3x-6y= | | 8(m-5)=16 | | 2(2w+20)+2w=600 | | (-3)/4=7x | | 4.5x+2.3y=177.1 | | 5x/8=(-10) | | r(t)=3t | | ((3*w^4)(x^-2)(y^-3)/(2)^8)*((3*w^5)/(2*x^5)(5*y^-3))^-6 | | -8x+7+6x=-3x+12 | | -2x=-12x-60 |