w2+6w+9=0

Simple and best practice solution for w2+6w+9=0 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for w2+6w+9=0 equation: 



w2+6w+9=0

We add all the numbers together, and all the variables

w^2+6w+9=0

a = 1; b = 6; c = +9;
Δ = b2-4ac
Δ = 62-4·1·9
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$w=\frac{-b}{2a}=\frac{-6}{2}=-3$

See similar equations:

| 5.25x-17=-0.75x+31 | | 6=k=10 | | 11b-9b+b+2b-4b-1=18 | | -17y=-720 | | -24n(n+1=0 | | 3/4x-6=1/8x+4 | | 7k+63=9k+207 | | -5x-6-1=-28 | | y-12=-72 | | 10.2x=3.2x+70 | | -2(x=5)-4(5x1)-11x | | 30x+0.15=36x+10 | | 19q-18q+(-10)=-1 | | 5(x-6+8-2x=x+2(x-11 | | 30x+0.15=36x+,10 | | 2+24=4x+36 | | 50+80x=70+70x | | -4x-3=11-6x | | 4x+2x-30=120 | | 21−4j=9 | | 7x-1/7=3/7 | | 6x-6=3(x+3) | | 3(-4x+5x)=12 | | 16u2−81=63 | | 5+7(x-5)=8x-38 | | -5.1x-1.7=32.3 | | 2c+7.5=6.2-3c2 | | 150=-25x | | 3z+4=z-12 | | 5(x+2)=5x+10,6(x+3)= | | 9(3x+2)-4x-6=x | | 13q-16=16q+20 |

Equations solver categories