x-x^2=-12

Simple and best practice solution for x-x^2=-12 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 x-x^2=-12 equation:


Simplifying
x + -1x2 = -12

Solving
x + -1x2 = -12

Solving for variable 'x'.

Reorder the terms:
12 + x + -1x2 = -12 + 12

Combine like terms: -12 + 12 = 0
12 + x + -1x2 = 0

Factor a trinomial.
(4 + -1x)(3 + x) = 0

Subproblem 1

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Subproblem 2

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {4, -3}

See similar equations:

| 0.6w-0.5w+0.4=5 | | 5/27/10/3 | | 27/40*32/9 | | -2(3b+4)+(7b-9)=0 | | 40x+10y=62500 | | 5.6q-1.7-4.9q=-0.3q-3.8 | | 3r+8+7r=3(5+2r) | | 3ex=42 | | 6x-(5x+7)=-7 | | 6x*x+11x-10=0 | | 4(x-5)+19(7-x)= | | 40x+10y=750 | | 9-(2x-3)=9-3x | | =3x^2-15x+18.75 | | 2t^2-7t-30= | | 6m^2-7m+3=0 | | 0.6x+0.2=-0.4 | | 23.30781-.07(23.30781)= | | 3t^2+19t+26= | | 1.4/13.86 | | x^3+144=0 | | 0.6/5.4 | | 4-7x-9=x+7-5x | | 5x(8+3)= | | 3x*x+25x+28=0 | | 28y=812 | | -468=9r | | 23q=598 | | 3xsquare+25x+28=0 | | H+584=112 | | 8y+3(3y-7)=4(y+1)-2 | | W-718=-627 |

Equations solver categories