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)
-270/x = -130 // + 130
130-270/x = 0
-270*x^-1 = -130 // : -270
x^-1 = 13/27
-1 < 0
1/(x^1) = 13/27 // * x^1
1 = 13/27*x^1 // : 13/27
27/13 = x^1
x = 27/13
x = 27/13
| 3n+(-4)=(-4) | | 2x^2-5x+8=f(x) | | -93=-2x-7(x+3) | | 6[2s-7]=5s | | 6n+(7(8-n))=(4(n-8))+3n | | 2g^2+4g-4=0 | | 1320=1200-2t | | 18v=3(6v+5) | | -10-30=n | | 5v=31.25 | | a+12=54 | | 5x+12-2x+5=13x+18 | | 23=n/3 | | 10-30=n | | 10-30= | | Y=tan(x+3) | | 3+2x=-4-4x | | 2j^2-12j+12=0 | | 11+y=41 | | 100p/1.22 | | 2n-30=4n | | 100p/1.22=.72 | | 3=x/4=-8 | | 2/x-120=60 | | 5x+20x= | | C/-2=61 | | 8(2x+5)=-56 | | 3(5)(5-1)=6 | | 2p^2+36p+258=0 | | 8/3*(3/2)^3 | | 80-c=91 | | 5x-5(-x-19)=205 |