v2+9=-6v

Simple and best practice solution for v2+9=-6v 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 v2+9=-6v equation: 



v2+9=-6v

We move all terms to the left:

v2+9-(-6v)=0

We add all the numbers together, and all the variables

v^2-(-6v)+9=0

We get rid of parentheses

v^2+6v+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:
$v=\frac{-b}{2a}=\frac{-6}{2}=-3$

See similar equations:

| x-4+6x=10 | | 40=x/3+8 | | 7p2=4p-6 | | (u-5)^2=2u^2-4u+30 | | 6v2+1=0 | | 3n=20-5 | | 6u2+4=0 | | r-5=3-7r | | -3(-4x-5)=15 | | 6u+4=0 | | x–7-12=0 | | 3r2-4r-6=0 | | 1-3x-5=-16 | | |x–7|-12=0 | | Y+z=180-50 | | y2+4y+4=0 | | 6-11x=(2x+3) | | 6v2+6v+8=0 | | 1/5x-15=50 | | 6w2-9w+3=0 | | 8v2+8v+2=0 | | 8t2+9t+2=0 | | 3y÷5=3y-4 | | F(x)=x2+2x-8 | | 7z2+3z+3=0 | | 66t+26=78 | | 2w^2=60 | | x/2x+1/3=3/8 | | 5t2-5t+2=0 | | 24/x=15/25 | | 4w-9=55 | | 8y2+2y+4=0 |

Equations solver categories