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)
((2*x)/2)*x-3 = 0
1*x^2 = 3 // : 1
x^2 = 3
x^2 = 3 // ^ 1/2
abs(x) = 3^(1/2)
x = 3^(1/2) or x = -3^(1/2)
x in { 3^(1/2), -3^(1/2) }
| 2x+3=2x-6 | | 2(3X-2)+2(X)=44 | | 1/5t=13 | | 5y+7=y-1 | | 25555555555555555.6x-3256=70000 | | 5x+7=y-1 | | 1x^2+6x+11=0 | | T^2-8/5t | | 16+1/4(1x+8)=9(1x+2) | | -13(z-2)= | | 7.7+8.1(x)=16.8 | | 200y=15 | | x+2x+3+4x=42 | | 5n-7=11 | | 14=0.75x | | 3x+11=-29-5x | | (5x/2)-5=(2x-7)/9 | | 10x+100=0 | | x^2/-4x | | 1/4(10x-6)-8 | | x+2x+3+4x=17 | | 45x+10y= | | 41(y-10)=y+(-42) | | 13=0.666a-1 | | 15m=4 | | 1+3x=-3+x | | 4x(3x^2+5y)= | | x+(-19)=-63 | | 15y=200 | | 41(y-10)=y(-42) | | y-2=3y+2 | | 4u-6=6u-20 |