x^2+12x+33=0

Simple and best practice solution for x^2+12x+33=0 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+12x+33=0 equation:


Simplifying
x2 + 12x + 33 = 0

Reorder the terms:
33 + 12x + x2 = 0

Solving
33 + 12x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-33' to each side of the equation.
33 + 12x + -33 + x2 = 0 + -33

Reorder the terms:
33 + -33 + 12x + x2 = 0 + -33

Combine like terms: 33 + -33 = 0
0 + 12x + x2 = 0 + -33
12x + x2 = 0 + -33

Combine like terms: 0 + -33 = -33
12x + x2 = -33

The x term is 12x.  Take half its coefficient (6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
12x + 36 + x2 = -33 + 36

Reorder the terms:
36 + 12x + x2 = -33 + 36

Combine like terms: -33 + 36 = 3
36 + 12x + x2 = 3

Factor a perfect square on the left side:
(x + 6)(x + 6) = 3

Calculate the square root of the right side: 1.732050808

Break this problem into two subproblems by setting 
(x + 6) equal to 1.732050808 and -1.732050808.

Subproblem 1

x + 6 = 1.732050808 Simplifying x + 6 = 1.732050808 Reorder the terms: 6 + x = 1.732050808 Solving 6 + x = 1.732050808 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = 1.732050808 + -6 Combine like terms: 6 + -6 = 0 0 + x = 1.732050808 + -6 x = 1.732050808 + -6 Combine like terms: 1.732050808 + -6 = -4.267949192 x = -4.267949192 Simplifying x = -4.267949192

Subproblem 2

x + 6 = -1.732050808 Simplifying x + 6 = -1.732050808 Reorder the terms: 6 + x = -1.732050808 Solving 6 + x = -1.732050808 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + x = -1.732050808 + -6 Combine like terms: 6 + -6 = 0 0 + x = -1.732050808 + -6 x = -1.732050808 + -6 Combine like terms: -1.732050808 + -6 = -7.732050808 x = -7.732050808 Simplifying x = -7.732050808

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-4.267949192, -7.732050808}

See similar equations:

| 9a-7+a=14+3a | | 6y+12-9=15 | | 4b+2b=3b+36 | | 7x^2+38x+15=0 | | -x^2-9x-18=0 | | 9x-6x+2=23 | | 2x^2-3x-12=0d | | 5x^2-23x+24=0 | | 2x+3(1-2x)=3x-2 | | 3(2x+4)=4x+20 | | n^2+2n+93=0 | | 15+26x=-8x^2 | | 12(x+3)=4(3x+4)+20 | | n^2-4n+5=8 | | 0.30(6)+0.05x=0.15(12+x) | | 3x-4=-x+12 | | 15x+10-2x+12=15 | | 10x+x=3+x | | 11x-4(x-2)=7x+4 | | -(6y+4)-(-5y-5)=-3 | | 3y^2-26y-9=0 | | -3(x+5)= | | 15x^2+44x-3=0 | | 4y+2=9 | | 2y^2-6y+5=0 | | 2(x-5)=6-(6x-8) | | 6t-4t+10=7t+8-3t+5 | | x^2-35x+170=0 | | 2(3y-1)=7 | | K-11=15-k | | 6-3r=17 | | 2q+8=3 |

Equations solver categories