If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x^2-5x+56=0
a = 2; b = -5; c = +56;
Δ = b2-4ac
Δ = -52-4·2·56
Δ = -423
Delta is less than zero, so there is no solution for the equation
| 8m+7=23 | | 27.00m+22.75=52.00-16.50 | | 5p+21+9=-10 | | 1600x-3x^2=0 | | 20/x=5/680 | | 2(3-5x)=12x-11 | | 20x+120=340 | | 4x-3=4x-7 | | (100+85+x)/3=64 | | X=10+0.75y | | 1/3(3x-3)=-10 | | 4-(2x+4)=3x-11 | | 5(7.25+x)+6.25=60 | | 10+6X=3(5+3x)+4-3x | | x+2x+14=x+19 | | 3(5-x)=4(x-5) | | -48=t/8-51 | | 175m-100m+52525=55275-200 | | 20x(3)=60 | | -8=x/2-12 | | 2x-10=2x-9 | | 0,05x^2-6x+74,8=0 | | 200m+100m+53075=55000+175 | | u2+3u+-18=0 | | 6y^2-11y=35 | | b-9b=24 | | x-0.2+0.5=0.2(x+1) | | 6x+1=126+5x+17 | | 60=10+20x | | 6-6t=60 | | 50=20+6x | | 32.66a=42 |