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)
8/x = 9.5 // - 9.5
8/x-9.5 = 0
8*x^-1 = 9.5 // : 8
x^-1 = 1.1875
-1 < 0
1/(x^1) = 1.1875 // * x^1
1 = 1.1875*x^1 // : 1.1875
0.84210526 = x^1
x = 0.84210526
x = 0.84210526
| -2=5(y-7)+6y | | 9-9=19x+10x | | p/15-10=-12 | | 5x=3-(-2) | | 8b-37-3b=2b+2 | | -35+3x=-5x+21 | | 11y=10(y+11) | | 4/5z=16 | | 2/5+1/2d=3/5 | | X(2)-49=0 | | x/-12.2=0.13 | | -5p-48=4+8p | | -8s=136 | | 7x-11y-6y+4x+5= | | x/12.2=0.13 | | x/12.2=13 | | 9x+7-8x=14 | | -13x+29y=-5 | | 2.4s=-0.96 | | 13-9=y | | 2(f+3)=8f-15 | | -0.06v=-0.12 | | -x-13=2x+5 | | 13-5=y | | -4s=15 | | 3+4.5x=21 | | 7.5d=112.5 | | -13+x=1/2(4x-2) | | (x+3)(3x^2-20x-7)=0 | | 62.3-x=7.4 | | 4-13.200000013/3.3 | | 1t=12 |