If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x2+20x+103=0
We add all the numbers together, and all the variables
x^2+20x+103=0
a = 1; b = 20; c = +103;
Δ = b2-4ac
Δ = 202-4·1·103
Δ = -12
Delta is less than zero, so there is no solution for the equation
| 36x-36x=204+15 | | 1+1/3y=1/4y | | -4x-2=8÷x+5 | | 13-a/11=7 | | 7(d-2)=5(d+2)12 | | t2+14t=49 | | 4r+6=2r=17 | | X×95=500+(x×45) | | 9=x/2+3 | | 0.4x-1.75=3.05 | | 7(d2)=5(d+2)12 | | 22-3y=9 | | 1/3x+2/5=1/5x-2/5 | | 0.6x+2.7=0.9x | | 6.3+p/3.1=2.1 | | 5–2s=3 | | 95=q-135 | | 3y-4=-7 | | Y=5x-8;(10,6) | | 2b-8=28 | | (11x/10)-(x/6)=1 | | m^2+24m+144=0 | | (2a/3)+1/5=7/6 | | 8.9+1.2(3a-1)=+4.9 | | 10x-19=180 | | -2(p-2)=12 | | 4j+15=-13 | | G(h+2/3)= | | 5x+6x-36=72-7x | | 3x+5+10x-19=180 | | -10x-2=6x+5+4x+3 | | 60x-30=12x+20 |