If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5x^2-2x+0.5=0
a = 5; b = -2; c = +0.5;
Δ = b2-4ac
Δ = -22-4·5·0.5
Δ = -6
Delta is less than zero, so there is no solution for the equation
| 2x+8=–6 | | 3y-8+y=8y+50-6y | | (0.125-0.5x+x^2)*4=x^2 | | 12+(7+x)=30 | | 8u-15=-70u-4 | | -30w-144=12w-8 | | 14w-3=15w | | 2x-(0.4x+1)=3.4-0.6x | | (5u^2+2u)+(u+8)=0 | | 5u^2+2u+u+8=0 | | 300=14x^2 | | (x-16)/5=x | | y/2+2=y/2 | | 1÷2x-7=11 | | 59=50+x-40/4 | | 6z-13+2z=27 | | 7x-4+2x=-40 | | 4+2p=10(5/3p−2) | | 200=65+(15+8)w | | 4(d-8)-2d=-38 | | 5(k-5)+9=-21 | | -26.66=(0.2-x)/((0.2+x)(x))((18)/(0.4+x)) | | 2(k-4)+4k=3k-53 | | -6.5m+8.4m=-8+1.9m+16.7 | | 4x+9+6x-4=2x+8x+2 | | 12x+3=11x+12 | | 7c-0.75=2.88 | | 0.75c+7=2.88 | | 7-0.75=c | | 4y+25-11=42 | | 19x-12=18x+2 | | 8x-18=7x+3 |