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)
4/x = 8 // - 8
4/x-8 = 0
4*x^-1 = 8 // : 4
x^-1 = 2
-1 < 0
1/(x^1) = 2 // * x^1
1 = 2*x^1 // : 2
1/2 = x^1
x = 1/2
x = 1/2
| 2y^2-6y+9=25 | | 3x+59=8x+9 | | 7x+5=201 | | 15r-6+10-3r=40 | | a-5*3=a+1 | | 4x+9=2x-35 | | (-3+7i)(1-2i)=0 | | 2y^2-6y-16=0 | | 4x=2(6x+4) | | 5x-15/3=-20 | | 3x-1=10x-65 | | 4(x-15)=500 | | 8t+8=3(2t+5) | | 4x=12-(-12) | | -2x+y+6=0 | | 6.14x+36.84=73.68 | | 3x-14=3x+4 | | -x-1/5=6 | | 4+78x=39x+10 | | 16/-7=20/x | | a-5=3*a-5+1 | | X/-3-5=-9 | | -5(x+2)-17=11+7 | | 11x+4=12x-8 | | 10x+7y=36 | | 5/60=x/8 | | (-2+4i)-(3+9i)=0 | | 3a+19+15a+38= | | y=1/4x-4/3 | | 4x^2-16x= | | -10x-3(9-x)=4(-2x+5)-9 | | (3c-5)=(c+3) |