If it's not what You are looking for type in the equation solver your own equation and let us solve it.
z2+z+1=0
We add all the numbers together, and all the variables
z^2+z+1=0
a = 1; b = 1; c = +1;
Δ = b2-4ac
Δ = 12-4·1·1
Δ = -3
Delta is less than zero, so there is no solution for the equation
| x+2+2x+7=60 | | 2x+8=3x-26 | | 125x+200=1,200 | | 7x-8=10-4x | | (x+4)+(5x+86)=180 | | 4a(a+3)=-32 | | X-(4x+3)=7x+3 | | 50=5y=15 | | -6x(2x-1)=-90 | | 6x+3=4x-20 | | -3j+17j-5=9 | | 3x+6+2x=10+3x | | 3x^2+100x+400=0 | | (4x)+27+53=180 | | 0=-600x+(-600) | | −160=22+24p−32 | | 46.2=4.2x | | 4+9(1-7d)=23 | | -6+10c=-10c-2+6c | | 44=3w-10 | | 0=-600x | | −6(2r−2)=−8r+40 | | -3j+17j−5=9 | | 8^(x+3)=16(2x+1) | | 45w-9=26 | | -11/2=v/2 | | 2+7(p+2)=-6(-3p+1) | | (x+2)+x=26 | | 0=3c^2-15c | | 7b=4(b+30)=b | | 9/5=23/x | | -0.25x+4.5=x |