If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x in (-oo:+oo)
5*x^4-((5/2)*x) = 0
5*x^4+(-5/2)*x = 0
5*x^4-5/2*x = 0
5*x*(x^3-1/2) = 0
1*x^3 = 1/2 // : 1
x^3 = 1/2
x^3 = 1/2 // ^ 1/3
x = (1/2)^(1/3)
5*x = 0
5*x = 0 // : 5
x = 0
x in { (1/2)^(1/3), 0 }
| x+(.06x)=20 | | -6x+1y=5 | | 21x-7=-14 | | 14[3-(2-2x)]+7x=5(7x+3)-1 | | 40x+44=4 | | -6.8+3y+2.4=4.3-3g | | 45-2/3h | | 2[3-(2-7x)]+x=3(5x+3)-7 | | c^3/5*c^1/2 | | 32x=24(27) | | 13=3x+16 | | M+8m=396 | | x+(x-1)=159 | | 2y/3x=6 | | -4x+7x-10=3(x-3)-15 | | 6x+7x+5=96 | | -4x+71-10=3(x-3)-15 | | -40x=54 | | -39x=54 | | 3x-5+7x=-20 | | 3x-5+6x=-20 | | 6x-20=15+x | | Xx-144=0 | | 0.02x+0.17(x+8000)=2690 | | (25-1)=225 | | 2(6x-4)+2=12x-6 | | 8x-7x-5=-12 | | 4(2y-3)=25 | | (4-x^2)/4 | | 36x+60+12x-84=12x+24 | | 2a+6=-1a-6 | | 2X^2+2y^2-10x+6y-15=0 |