If it's not what You are looking for type in the equation solver your own equation and let us solve it.
3b^2-9=-27
We move all terms to the left:
3b^2-9-(-27)=0
We add all the numbers together, and all the variables
3b^2+18=0
a = 3; b = 0; c = +18;
Δ = b2-4ac
Δ = 02-4·3·18
Δ = -216
Delta is less than zero, so there is no solution for the equation
| x^2-8x-8=2 | | 3(x+12)-17=-2 | | (8x-3)=21 | | H(t)=-4.9t^2+500 | | (5x-2)^2=64 | | -9=10+r | | ?x=9=54 | | 180=108+37+(9x-1) | | x+3x245-9(x-290x29)=9 | | m4=-6 | | x2-16x+100=0 | | -4+(-b)=1 | | -3=x/4+9 | | 6t-9=4t | | –7−9q=–8q | | 12+5x=4(−x+4)−31 | | 5.8=1.1k | | 5x+22=-3 | | 4(v-3)-9=-4(-6v+4)-5v | | -3=x|4+9 | | 21+x/2=7 | | -11=1/5x | | t–11=25 | | X²+2x+6x=180 | | 50+3.6=y | | 10-50y=55 | | 4-(2y+5)=-2y+9 | | F=100-4x | | -7x(x+4)=14 | | d10=9 | | 4m+4m+8-7=6m+2m+6-7 | | -2+x=-57/20 |