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)/x+1 = 1-(8/x)+4 // - 1-(8/x)+4
8/x+(8*x)/x-4-1+1 = 0
8*x^-1 = -4 // : 8
x^-1 = -1/2
-1 < 0
1/(x^1) = -1/2 // * x^1
1 = -1/2*x^1 // : -1/2
-2 = x^1
x = -2
x = -2
| 16m^2-72m+81= | | 8x-5=8+7x | | p-1=5p+3 | | 4x+2y+7= | | 4(t-3)+8t=4(3t+4)-11 | | 6(t+7)-46= | | 3x^2+4x= | | -7x+5+8x=-14+3 | | 256c^2-196= | | 49s^2-144= | | 25x^3-20x^2+10x-8= | | 3-9=-3z | | 2(x+2)-3x=6 | | -(3y+3)-(-2y-7)=4 | | -4x-4x=39-7 | | 10.0x-15.00=95 | | 25s^3+105s^2-100s= | | -4/9x+33=-31 | | 3x+2y+11=0 | | 0.02x-1=-2.48 | | 0.02x-1=2.48 | | 0.04x-1=5.24 | | 8(w-3)=24 | | 8x^3-46x^2+59x-12=0 | | 8a^2-80a+168= | | 5x+2=3x+18+3x | | 70-32=2x+28 | | 200/1*19/40*1/25 | | x=-4.5+2.5y | | X-7.4=-6.9 | | -2x+5y=9 | | 24=2(2x+(x+3)) |