If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3x^2+2x+6=0
a = 3; b = 2; c = +6;
Δ = b2-4ac
Δ = 22-4·3·6
Δ = -68
Delta is less than zero, so there is no solution for the equation
| 6/x=9/33 | | 26-4u=18-2u | | 3(u-5)=12 | | 3(u-5)=13 | | 3+5m=17-2m | | 5+.65p=10+.45p | | 9x+5=158 | | n/3+8=28 | | 9x+8=3x+53 | | 144a=36 | | 5x-(x+4)=2(x-1) | | 8x+1=145 | | x^2-50x=828 | | 7n-21=0 | | 828=50x-x^2 | | 2x+1(×)=73 | | x/46=18/50-x | | 10.1-x=7.238 | | 4x2-6-8x=0 | | 102+10x-8=180 | | 5×y-10=×2y=3 | | −7x−20=7x+78. | | 3x+7x-6=2(5x+4) | | 4x^2-60x-504=0 | | 3x-9(3x+14)=-126 | | x12=39 | | M=-10-4m | | h=-16^2+44+10 | | 5x-4(x+12)=34 | | -1/2y=-3-3 | | 5x-5=-91-7x | | 4z-62=78 |