0=-k^2-4k-4

Simple and best practice solution for 0=-k^2-4k-4 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 0=-k^2-4k-4 equation:


Simplifying
0 = -1k2 + -4k + -4

Reorder the terms:
0 = -4 + -4k + -1k2

Solving
0 = -4 + -4k + -1k2

Solving for variable 'k'.

Combine like terms: 0 + 4 = 4
4 + 4k + k2 = -4 + -4k + -1k2 + 4 + 4k + k2

Reorder the terms:
4 + 4k + k2 = -4 + 4 + -4k + 4k + -1k2 + k2

Combine like terms: -4 + 4 = 0
4 + 4k + k2 = 0 + -4k + 4k + -1k2 + k2
4 + 4k + k2 = -4k + 4k + -1k2 + k2

Combine like terms: -4k + 4k = 0
4 + 4k + k2 = 0 + -1k2 + k2
4 + 4k + k2 = -1k2 + k2

Combine like terms: -1k2 + k2 = 0
4 + 4k + k2 = 0

Factor a trinomial.
(2 + k)(2 + k) = 0

Subproblem 1

Set the factor '(2 + k)' equal to zero and attempt to solve: Simplifying 2 + k = 0 Solving 2 + k = 0 Move all terms containing k to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + k = 0 + -2 Combine like terms: 2 + -2 = 0 0 + k = 0 + -2 k = 0 + -2 Combine like terms: 0 + -2 = -2 k = -2 Simplifying k = -2

Subproblem 2

Set the factor '(2 + k)' equal to zero and attempt to solve: Simplifying 2 + k = 0 Solving 2 + k = 0 Move all terms containing k to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + k = 0 + -2 Combine like terms: 2 + -2 = 0 0 + k = 0 + -2 k = 0 + -2 Combine like terms: 0 + -2 = -2 k = -2 Simplifying k = -2

Solution

k = {-2, -2}

See similar equations:

| log(x+3)+log(x-3)=log(6) | | 5(0.8)-3p+18=(0.8+5)-2(3p-7) | | f(1.1)=1.5(1.1)+7.6 | | x^2-4x+7+5x^2-3x-6= | | 73-17=x+9answer | | 31x-10y=36 | | 2[4f+8g]= | | 7a^4(9a+6a^5)= | | x^2-5x-2x^3-5x^2+3x-2= | | 7h^4-9h^3+2h^2=0 | | 50=-16x^2+96x+60 | | x^2+-14x=0 | | 3-a=4a+11 | | y-2=3y+14 | | 9n+3=4n-9 | | 6v^2-21x-9=0 | | 3n+5=7n+4 | | -a^2+2a-5-a^2-5a+1= | | 50=-16x^2+16x+60 | | 2x-15+-2y+3x=2y+x | | 10n-2=7n+4 | | 2=-x-4 | | 5-7x-x=-27 | | (-10a^2b^5)(3a^4b)= | | 2x-4-6=-3 | | 7n-4=10n+14 | | xy+xz+yz=60 | | (a^10)(a^5)(a)= | | -60+10x=4x+18 | | 9n+6=8n+13 | | -12=2h+10 | | 4h-8h+11=39 |

Equations solver categories