If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x^2-6x+15=0
a = 2; b = -6; c = +15;
Δ = b2-4ac
Δ = -62-4·2·15
Δ = -84
Delta is less than zero, so there is no solution for the equation
| -13+2x=15x+23 | | -4y-14=22 | | 6x-8=3(3x+4)-20 | | (6÷x±4)=(x+4÷x) | | 8(x-4)=16x+8 | | 5m+8=28m= | | 2x=3x=170 | | 4(2)^3x=1024 | | 5m+8=29 | | 2x+24=3x-26 | | 1.375=8x | | 4/3t=10 | | x*40/100=120 | | y/y+7=2 | | 2(p-2)=2(10+2p) | | u/5-7=-2 | | 0=2x^2+2x-6 | | 2x2-8x+7=0 | | 4x+13=8x-25 | | y/2-8=30 | | 5/2x-7=3/4+14 | | 7/8x-19=65 | | y=0.496*1997-973.7 | | 7(d-2)=5(d+2)7 | | 4^x=3/2+7 | | 7n+12=1÷2(14n+24) | | 1/9x+17=20 | | 4x+4=7+4x | | −9(v+2)=45 | | (x^2+6x-19)=-3 | | 3a+12=8a-18 | | 2u-3=-17 |