If it's not what You are looking for type in the equation solver your own equation and let us solve it.
D( x )
0.25-x = 0
0.25-x = 0
0.25-x = 0
0.25-x = 0 // - 0.25
-x = -0.25 // * -1
x = 0.25
x in (-oo:0.25) U (0.25:+oo)
10^-6.35 = (2*x^2)/(0.25-x) // - (2*x^2)/(0.25-x)
10^-6.35-((2*x^2)/(0.25-x)) = 0
10^-6.35-2*x^2*(0.25-x)^-1 = 0
(-2*x^2)/(0.25-x)+10^-6.35 = 0
(-2*x^2)/(0.25-x)+(10^-6.35*(0.25-x))/(0.25-x) = 0
10^-6.35*(0.25-x)-2*x^2 = 0
0.25*10^-6.35-2*x^2-10^-6.35*x = 0
0.25*10^-6.35-2*x^2-10^-6.35*x = 0
0.25*10^-6.35-2*x^2-10^-6.35*x = 0
DELTA = (-10^-6.35)^2-(-2*0.25*4*10^-6.35)
DELTA = 2*10^-6.35
DELTA = 0.0000009
DELTA > 0
x = (10^-6.35+(2*10^-6.35)^(1/2))/(-2*2) or x = (10^-6.35-(2*10^-6.35)^(1/2))/(-2*2)
x = (10^-6.35+2^(1/2)*10^-3.175)/(-4) or x = (10^-6.35-(2^(1/2)*10^-3.175))/(-4)
(x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)))*(x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4))) = 0
((x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)))*(x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4))))/(0.25-x) = 0
((x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)))*(x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4))))/(0.25-x) = 0 // * 0.25-x
(x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)))*(x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4))) = 0
( x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)) )
x-((10^-6.35+2^(1/2)*10^-3.175)/(-4)) = 0 // + (10^-6.35+2^(1/2)*10^-3.175)/(-4)
x = (10^-6.35+2^(1/2)*10^-3.175)/(-4)
( x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4)) )
x-((10^-6.35-(2^(1/2)*10^-3.175))/(-4)) = 0 // + (10^-6.35-(2^(1/2)*10^-3.175))/(-4)
x = (10^-6.35-(2^(1/2)*10^-3.175))/(-4)
x in { (10^-6.35+2^(1/2)*10^-3.175)/(-4), (10^-6.35-(2^(1/2)*10^-3.175))/(-4) }
| 3x-9y=12x+6 | | (X+5)-(2x-6)=0 | | 4(2d+6)=48 | | 5/3x-1/3=x/6-1/6 | | 2(9x+12-4)= | | C/5-c/2=6 | | 0/5/12 | | 2x*x=25 | | 7(k+8)=7-10k-8 | | 6(3x+2)-4= | | 2x+4y-2z=2 | | 2(9x+4)= | | -1+7r-4r=4(7-r)-12 | | 4/5(15k-5)=32 | | Ln(2x)=2.6 | | 6a-17=1 | | 77x=27-2x | | 4x+10+8x+10+4x=360 | | -1+7r-4r=4(7-r)12 | | 3+4n=9+4n | | -6(1+5d)=-26 | | -8r+5-2r=29 | | x^4-x^2-16=0 | | 12x+2=5x-5 | | 9x-8(11)= | | -33=7h+2h | | 7x(7-x)=0 | | -24=-6(2c-8) | | k=(5u+1)(2-3u) | | 18x+12-4= | | (n-4)/2.5=4.5 | | Y+8.12=10.19 |