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)
1.5 = 100/x // - 100/x
1.5-(100/x) = 0
1.5-100*x^-1 = 0
-100*x^-1 = -1.5 // : -100
x^-1 = 0.015
-1 < 0
1/(x^1) = 0.015 // * x^1
1 = 0.015*x^1 // : 0.015
66.66666667 = x^1
x = 66.66666667
x = 66.66666667
| -13+8+7-9= | | 8z-0.1=9z | | -8+15-20= | | x+x+1=x+6 | | -2+7-3= | | 4x=45+3 | | -54-4= | | (x-4(x-3/7)=0 | | 7=0.5(6+2a)3a | | 140x^2-151x-70=0 | | 2(x+17)=18 | | 4a-b=-6 | | f(5)=2x^2+9 | | 10y^2-10y+3=0 | | -2x-6=-5-8x | | -31+(-24)-(-12)-19= | | 4x=12x-6 | | x+27x^2=74 | | 13-7m/7=8 | | 9+8(1-5b)=21 | | 112x^2-79x-56=0 | | 5b-6=2b+9 | | 1/(3-x)=(2/5)-1 | | -6x+17-x=-5x+18+3 | | 1/(3-x)=2/5-1 | | 0=x^2+3x+c | | 3x+12=8x-16 | | 16x^2+192x-1863.2=0 | | 10-x=-6x | | 9+3x-1=2x+13-7x | | 8(7m+4)= | | (3x-4)(3x+4)=65 |