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)
(5/2)*x+1/x-6+3 = 0
5/2*x^1+1*x^-1-3*x^0 = 0
(5/2*x^2-3*x^1+1*x^0)/(x^1) = 0 // * x^2
x^1*(5/2*x^2-3*x^1+1*x^0) = 0
x^1
(5/2)*x^2-3*x+1 = 0
(5/2)*x^2-3*x+1 = 0
DELTA = (-3)^2-(1*4*(5/2))
DELTA = -1
DELTA < 0
x in { }
x belongs to the empty set
| 2(4-3)-8=4+2.x | | 18x=10x-24 | | 15q=6q-9 | | 10m=3m-28 | | 6(a-7)+9=3(a-6) | | 16y=7y-27 | | 12x=9x-9 | | 8x-2=4x+42 | | 24u^7v^9-28u^5v^6Y^3= | | 28a^3-70a^4= | | -12*-4/3 | | 8p=3p-15 | | -12*4/3 | | 7=3m-12 | | 5y=2y-6 | | -6x=-54+3x | | -3(t-2)+6t=9t-9 | | 18+2.25x=47.75 | | 6x=x-5 | | 8t=4t-5 | | 12g=5g+14 | | 7(y-8)/5 | | 17x=12x+25 | | 5x-16=-56 | | 2(4x-8)+5=8x-11 | | 2(4x-8)+5=8x-11 | | 10y=2y+24 | | 4m=m+15 | | 11t=5t+18 | | 10w=5w+10 | | 9p=2p+7 | | 0.2x=0.16 |