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)
5/3-(2/x) = 8/x // - 8/x
5/3-(2/x)-(8/x) = 0
5/3-2*x^-1-8*x^-1 = 0
-10*x^-1 = -5/3 // : -10
x^-1 = 1/6
-1 < 0
1/(x^1) = 1/6 // * x^1
1 = 1/6*x^1 // : 1/6
6 = x^1
x = 6
x = 6
| 8/33+49/33-2/33 | | 9i+7=5i+15 | | 4(3w-2)=2(6-w) | | F(x)=-2x^2+20x | | F(x)=x^2-8x+2 | | 16(14x+12)-x(16+14x)-2x(15-30x)=46(1x-2) | | 0.14(y-5)0.8y=0.02y-1.4 | | 6/x-5=-2 | | xx-7=-3 | | 22(5x+14)=33 | | a+10*0.642=10 | | 4x+4=2x-10 | | -2.30-0.4t=5.4(t+4.3) | | 5/2x=20 | | 54x+100y=432 | | X^3+4X^2+3X+2=0 | | X^4+4X^3+5X^2+4X+1=0 | | 1.5(y-8)=0.8-y | | 5/6x+2/3=-1/6x-5/3 | | x-4=6+3x | | -22.73=6.1-9.3y | | 104-4x=32x+24 | | 168.14=2.57w+14.34 | | 2/5x+2+1/2+x | | N=2st^4-5sx | | 80-5x=8x+24 | | .5x^2+.5x+.5=0 | | 6=8x-5 | | x=2mx+5b | | 19x-6-13x=2(3x-5)+4 | | 9x+15=7x+21 | | 4t-t-3=2t-8 |