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)
(8/9)*x^2 = 0
8/9*x^2 = 0 // : 8/9
x^2 = 0
x = 0
x = 0
| S+7*2=3s | | 5pq*PR*PR= | | 15x-37=12 | | (x+2)(x+3)=x^2-9 | | (3x-4)(x-5)=200 | | (100+4z)20=x | | 3(6a-8)-24a/6 | | (100+4)20=x | | 5k-5-8=2k | | 3(6a-8)-24/6 | | -248=-253c | | 7x+9=-8 | | -10-5-2=13 | | (-36)5/2= | | x+113=2x+27 | | x=sin5/14 | | -6x+13=-10 | | 34w=24 | | 16(n-4)=208 | | x-5y-z=-8 | | (-36)1/2= | | -9-8x^2=-289 | | x-5y-z=8 | | 2(w-9)=-9+48 | | 5(2x-1)=6x+7 | | 1700-n=4.10 | | 64k^2+3=12 | | 64k^2+3=13 | | 7x^2+55v+42=0 | | 10x+19=-6 | | 74861+28376x=43 | | 8/7x2 |