0=x^2+2x

Simple and best practice solution for 0=x^2+2x 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=x^2+2x equation:


Simplifying
0 = x2 + 2x

Reorder the terms:
0 = 2x + x2

Solving
0 = 2x + x2

Solving for variable 'x'.
Remove the zero:
-2x + -1x2 = 2x + x2 + -2x + -1x2

Reorder the terms:
-2x + -1x2 = 2x + -2x + x2 + -1x2

Combine like terms: 2x + -2x = 0
-2x + -1x2 = 0 + x2 + -1x2
-2x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-2x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1x'.
-1x(2 + x) = 0

Ignore the factor -1.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

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

Solution

x = {0, -2}

See similar equations:

| 3x*5=8 | | (3x-2)(x+5)=0 | | X^2+5x+-3=0 | | 2x+4=18y | | 8+2x=28-6x | | 2x^2+4x-12=0 | | 155-2x=25x+23 | | x^7-2x^5+4x^3-2x-1=0 | | 159-2x=34+19 | | x-7=19+x | | 8x+y=9 | | 6x+27=14x-37 | | a-143+52=18+40a+8 | | 4x-20-5=6x+7.4*4x | | 4x-20-5=6x+7.4-4x | | n^2+11n-42=0 | | 4w-5=3w+6 | | T=2p+4q | | (A+3)=2(a-6) | | 23+4/5=x | | 0=-x^2-8x-20 | | 3(s-2)=2s+10 | | -6x-3=-x+2 | | -5p-3=2p+18 | | 6x^4+37x^3+65x^2+19x-15=0 | | 2x^2+9x=7 | | x^2+9x+763=0 | | 18=1.5p | | 2(x^2-2)+4=0 | | x^2+9x-763=0 | | x^2-9x-763=0 | | 169x^3-64x=0 |

Equations solver categories