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)
X-((5*x^2)/3) = 0
X+(-5/3)*x^2 = 0
-5/3*x^2 = -X // : -5/3
x^2 = 3/5*X
x^2 = 3/5*X // ^ 1/2
abs(x) = (3/5)^(1/2)*X^(1/2)
x = (3/5)^(1/2)*X^(1/2) or x = -((3/5)^(1/2)*X^(1/2))
x in { (3/5)^(1/2)*X^(1/2), -((3/5)^(1/2)*X^(1/2)) }
| 18(13c+19)= | | -3.5x=1x-24 | | -6(-7+8b)= | | 3(3v+3)= | | 128t^7+4=5 | | -3(1-6v)= | | -1+3-3x=-6x+15 | | 5x+6x+1=10x | | -7(n+7)= | | f(x)=7x^2+-26x-25 | | ((7b-6y)/4b)-((3b-11y)/4b) | | 22=-2(m+4)+m | | z^2+(2+5i)z+5i=0 | | 15b^3-6b^2= | | 2x^2+7y-15=0 | | x+y=12000 | | 2x+7y-15=0 | | 5x+3p=14 | | 11/2x2 | | 11/2x2= | | 5n-7=2n+6 | | 0.025-6x=0 | | 6x+0x+3=0 | | (r-9)(r+9)= | | (5v+6)(5v-6)= | | 120-n=80 | | 3(g+2)=5 | | 5a-10a=-2 | | 7x-8=-3x+2 | | (6x^9)*(-2)= | | -7x-13=-8x-14 | | -7x-21=4x+12 |