If it's not what You are looking for type in the equation solver your own equation and let us solve it.
n^2+48=0
a = 1; b = 0; c = +48;
Δ = b2-4ac
Δ = 02-4·1·48
Δ = -192
Delta is less than zero, so there is no solution for the equation
| k+1015=2 | | 3=-14+v | | 10(x-4)=45 | | x/6+8=3 | | -13+p=2 | | x-11=180 | | 18+b=30 | | 8(x-5)=44 | | 5.6m-7.31=8.1m+6.44 | | 1-3n-8+11=-5n-2 | | (17-x=1/3)x(15+6) | | (3h+3)-5=13 | | 3(x–3)=5(x+7) | | y=96-8 | | 2(2n+8)=44 | | -9.5f-5.45+9f=-0.81+0.3f | | -12(x+8)=78 | | 6x+11=11x–24 | | 5(x+4)=-3(-4-x)+4 | | h-26=223 | | 2x–15=-4x+3 | | -2x=12-4x | | 2+9k-5=10k+2 | | -10+5x=140 | | –2x=12–4x | | 5x–7=9x–23 | | 8(x+8)=2(x-5)+6x | | 6x-4.5=16x42 | | 12(x-2)=35 | | 2.5x+1.6=x/3-1.6 | | 2p+4=2(2p-8) | | x(x-11)+73=180 |