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)
16/x = 5/2 // - 5/2
16/x-(5/2) = 0
16/x-5/2 = 0
16*x^-1 = 5/2 // : 16
x^-1 = 5/32
-1 < 0
1/(x^1) = 5/32 // * x^1
1 = 5/32*x^1 // : 5/32
32/5 = x^1
x = 32/5
x = 32/5
| 7x-9-6x=1 | | 53y+2=(25)x+z | | 4X+(X+5)= | | 24x+4+2x=3(10-1) | | -5y/7=10/21 | | -3-x+7x=-75 | | 4x-5=3x-8 | | 3-14x+8x^2=0 | | 4x+0.5y=5 | | -3b/5=-3/5 | | 7x-19=32x+11 | | 5x-15=21+2x | | -0.4+6.8z=-(-5.6z-1) | | 8t=136 | | -6x+5+2x=-31 | | 3/x+4/3x=1 | | 9t=117 | | 66x^2+222x+180=0 | | 4+5x= | | 53y-2=25x+z | | y=1/3X^2-12 | | 10y-6=-16 | | 5x=162 | | -11+21x+2x^2=0 | | 4.95+2.5x-3=21.83 | | x^4-9x^3-81x^2+729x=0 | | 12x^2-5x+3=0 | | -0.4+6.8z=-(-5.6-1) | | 7-5x-6x=84 | | -11+21x-11=0 | | (n-2)180=900 | | 93=5w+8 |