If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6+x2=-9
We move all terms to the left:
6+x2-(-9)=0
We add all the numbers together, and all the variables
x^2+15=0
a = 1; b = 0; c = +15;
Δ = b2-4ac
Δ = 02-4·1·15
Δ = -60
Delta is less than zero, so there is no solution for the equation
| 35÷(c+2)=7 | | x-120=6x+24 | | -45=x+(-7) | | 5x+72=2x+10 | | 1/2(6x−14)+5x=2−3x+8 | | 4-x+3x=x | | -4/9x=20 | | -6y=-5(1-y)-5 | | -9+y=17 | | X(22x)=22x+121 | | 2x-5+6=x+9 | | 10+x-1=4x+3 | | 6+2x-13=x | | -2,4a+3.7=-16.1+3,1a | | 10x^2+24×=0 | | 10x^2+24×-18=-18 | | 3×d=81 | | 2x+29+5=x+24 | | 9+x=2x+2 | | W^2-9w-200=0 | | 3n/5=n/(5/3) | | 8+2x+23=x+22 | | 3x+4(4x-3)=11x-13 | | 6k+1=-2+7k | | 159=18+y | | 2+15x=3(5x+3) | | 5r+8=33r+15 | | -3(1x-1)+8(1x-3)=6x+7-5 | | 12+15+2x=20+x | | 3.3x+42.4=10.9-7.2x | | 2x+6=8+x | | 5x+5(7x-4)=20 |