If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6n^2+5n+7=0
a = 6; b = 5; c = +7;
Δ = b2-4ac
Δ = 52-4·6·7
Δ = -143
Delta is less than zero, so there is no solution for the equation
| 8d-5=-37 | | -(v+57=-5 | | 30x=25x+100 | | 8x+22=10x-8 | | -18n+8n=(-20) | | 15=r/16 | | -23=x-5 | | 1.5d+18=d-3 | | -3(2b+5)+6b=3(1-5b)-3b | | -n-24=6+n | | 12n+5=3 | | 2.35−4.5x=11.35 | | 5=11n+13n | | 4y-6y=27 | | w/4-15=19 | | 2(x+6)=3x–5 | | 0.7m-8=2.3+14 | | 5/4n=27 | | 7x-2(x-4)-3(x-6)=26 | | 3n^2-25=83 | | x9=3.1 | | -2(7x-10)+6=-10x-6*5 | | 2x2=40+2x | | 7y+4=3(y=6) | | -5j=19j=-14 | | 31=m+18 | | 4x+19=11x+8 | | 2p-6=10+6p | | 3+x=109 | | U(x)=-x2+400x-7500 | | 3n^2-25=30 | | 2/3(12x-24)=8 |