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)
-3/20-1 = 6/x // - 6/x
-(6/x)-3/20-1 = 0
-6*x^-1-3/20-1 = 0
-6*x^-1 = 23/20 // : -6
x^-1 = -23/120
-1 < 0
1/(x^1) = -23/120 // * x^1
1 = -23/120*x^1 // : -23/120
-120/23 = x^1
x = -120/23
x = -120/23
| x^2+y^2+2xy+2y+2x+2y-3=0 | | p+(-3)=6.2 | | 4(1.5)-6= | | X/-4=2 | | -2(1.5)= | | k-(-4)=2 | | 2/5x-6=8/5x | | 23585x=100000 | | 5y-12x=-41 | | -6(2x+6)=-12+9 | | -2(x+4)+3x= | | 3/8=z-1/8 | | 6(2x-3)+3x=5(2x+6)+30 | | 10/11g-14.8=25.2 | | 3r-7-5r=19 | | -6p-4=-3p+2 | | 1.5+15=2.25r | | 18(v+4)-2v=4(4v+1)-10 | | (3x-29)=(2x+24) | | 7x+11=2x+6 | | 23/5=x/80 | | 4(u-5)-8u= | | Cy=ax+b | | -6p-4=-3+2 | | 3(n+5)-6=#n+9 | | 9x+11x+2=0 | | 2(2-3y)+6y=5 | | -3x+9=-3x+3 | | (12+x)2=8 | | -3s=2 | | y-(-5)=(6/7)(x-3) | | -132=6(-3n+2) |