-x^2-4x-2=2

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


Simplifying
-1x2 + -4x + -2 = 2

Reorder the terms:
-2 + -4x + -1x2 = 2

Solving
-2 + -4x + -1x2 = 2

Solving for variable 'x'.

Reorder the terms:
-2 + -2 + -4x + -1x2 = 2 + -2

Combine like terms: -2 + -2 = -4
-4 + -4x + -1x2 = 2 + -2

Combine like terms: 2 + -2 = 0
-4 + -4x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(4 + 4x + x2) = 0

Factor a trinomial.
-1((2 + x)(2 + x)) = 0

Ignore the factor -1.

Subproblem 1

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

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 = {-2, -2}

See similar equations:

| 9h-13=-9+8h | | 2t^2+17t+36=0 | | 192=x(x+2)4 | | 85+5x=9x+15 | | 435.10=210+(.85x) | | 3i+1=-9 | | 55-6x=21x+22 | | y=-.7(70)+170 | | n=3n-8 | | -5h+12=20-6h | | 4h+3=-3 | | 2p+13p=29-14p | | 3x-(0.4x+1.2y)=0 | | r^2-4r-91=0 | | 2g+6=5 | | 3x(x+5)=10 | | 18x^2+42x=0 | | 7f+8=-6 | | 5s+3=-2 | | 15(3x-4)+5-9c=0 | | 9x-6=13x-6 | | 4(x+3)+2=x-8 | | (-4)-2n=60 | | -8x=7x | | (2h+1)(h-3)=0 | | 25=81x^2 | | x^2-x-8=0 | | 17z-2=230 | | 5x^2+9x=0 | | b^2+100=-20b | | ln(y)=4000ln(x) | | 35-7x=2x+23 |

Equations solver categories