If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-2=2x^2
We move all terms to the left:
-2-(2x^2)=0
a = -2; b = 0; c = -2;
Δ = b2-4ac
Δ = 02-4·(-2)·(-2)
Δ = -16
Delta is less than zero, so there is no solution for the equation
| 5-8m=15 | | -4=-2+3x+10 | | X(x-3)=5(x-3) | | Y3m=2(m-5)+12 | | -9+4m-10=9 | | 2x+30=65° | | 9=6a-6a | | 5m-10-10=6+2-2m | | H(t)=3(t) | | (2x+8)=(6x) | | -4+7g=45 | | -5r-9r=27 | | x^2+11x+14=4x2+11x+14=4 | | 2r+5=3.5+2 | | 85=6x-5 | | 8x-4=2(4x-0) | | 7n+10-10n=-5 | | 8Wx8=8 | | n+2+7=9 | | 3k-8= | | 6j+32=41 | | 3(x-3)=5(3x-7) | | K+6-4k=0 | | 6/7(e)=12 | | -9=11-2x | | 11+3a=5a-3 | | 3p+1-3=10 | | 2(n-3)+1=2-5 | | 1/2w+15=17 | | 5(x+8)=1x+(-2) | | 3^(x)=74 | | 4x+1+2x+11=90 |