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)
509750.15/x = 801593.92 // - 801593.92
509750.15/x-801593.92 = 0
509750.15*x^-1 = 801593.92 // : 509750.15
x^-1 = 1.57252317
-1 < 0
1/(x^1) = 1.57252317 // * x^1
1 = 1.57252317*x^1 // : 1.57252317
0.63592068 = x^1
x = 0.63592068
x = 0.63592068
| 2x-3+5x+2= | | 3x+8+2x+48= | | (x-2/2x+2)+(x/x+1)-(x^2-x-1/x+1) | | (a^2+8a+9)=0 | | 2x+10+5x-17= | | 3x-12+30= | | 15a+20a+2b+3c=200 | | (x+4)/2x | | 2x+1+4x-15= | | 11d+9d-2=5d+26 | | xb=2ax | | Xbox=2ax | | 2m/2m | | bx=2ax | | 2m/2/4 | | 3(x+a)=k(x-2) | | 3(x+a)=0 | | graphy=(2+x)(5-x) | | 10x+9-11=-2(2x+4)-3(2x-2) | | 4x^2+4x+1+2=0 | | 5x+4/7+2x | | -29/8(23/8x+1)=-87 | | 4xa+3(x-5)= | | a+b+b+b+8o+90=100 | | 6(3x^2-48x)=0 | | 2n-6 | | 6(3x^2-48x) | | 3a/7+5=11 | | 25y2(3y2)/3(5y-2) | | z^5+iz^4-8iz^2+8z | | z^5+iz^4-8iz^2+8z=0 | | 6x+2x=0 |