If it's not what You are looking for type in the equation solver your own equation and let us solve it.
x2-10x+30=0
We add all the numbers together, and all the variables
x^2-10x+30=0
a = 1; b = -10; c = +30;
Δ = b2-4ac
Δ = -102-4·1·30
Δ = -20
Delta is less than zero, so there is no solution for the equation
| 7+5v=22 | | 11+7d=60 | | 11*22=242-x | | 3×(x-10)=5x+16 | | 4g+7g=28 | | X-y=7y= | | 5-7x=-3x=+9 | | 29x=339-x | | 1x-15=12x+16 | | 842-76-x=333 | | 9.6x-15.4=-4.4-11.2 | | 40x+((x*1.5)*10)=700 | | 3|4x-6|=15 | | 8a-2a=48 | | 88=-4(4x+2) | | 7(c+1)=91 | | 2+23=2b | | p/8+68=74 | | -3x2+24x=45 | | 7d+19=96 | | 6x-14=63 | | p-85/3=3 | | 48=3t-45 | | -5(-5w+3)-9w=4(w-7)-2 | | 10x+7=-8(x+6) | | 10x+4-35x=44x-30 | | 6(u-8)=2u-12 | | 3(u-2)-6u=-27 | | 9(y-5)=9(y−5)= | | 18x+25-x=20-40+3 | | -(-6-4x)=30 | | s-81/8=2 |