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)
(7/7)*x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x = 0
| 2x+y-10x+5y= | | 3(4)+5=17 | | -4c^2+6c^2= | | 2x^2ln(x)=8ln(x) | | 9q-2-6q= | | -9x+1+9x= | | (-2)(9)(-3)(-1)= | | 7x+20=7x-20 | | Y^3+9y-y^2-9=0 | | 3+6m-2=9m+33-7m | | 3y^2+2y-6=0 | | 1x+.50y=200 | | 215=16x+5y | | 5x-4=6x+4 | | e^5x=x+1 | | 4z-3/4-3=5z-7/3-4z-1 | | y(n+1)=-(0.2)*y(n) | | -6=y/3 | | 4(x-3)=29 | | -3(9-7)-(-10-4)= | | 6x=(-36) | | ((2x^9y^2)/(z^8))^2 | | Sqrt(x^2-1)+sqrt(x^2-1)=x | | (6+2x)6=2+(-22x) | | -1=cos(x)+cos(2x) | | 8(t-2)+6t=7(2t+5)-12 | | Sqrt(x+2)+2=x | | y^2+8y-4=0 | | 8y+1=-5 | | -20x-(7x-3)=81 | | 0.08x-464.40=x | | (x-5)(x-5)=-3 |