4x(x^2+12x+8)=0

Simple and best practice solution for 4x(x^2+12x+8)=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 4x(x^2+12x+8)=0 equation:


Simplifying
4x(x2 + 12x + 8) = 0

Reorder the terms:
4x(8 + 12x + x2) = 0
(8 * 4x + 12x * 4x + x2 * 4x) = 0
(32x + 48x2 + 4x3) = 0

Solving
32x + 48x2 + 4x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '4x'.
4x(8 + 12x + x2) = 0

Ignore the factor 4.

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 '(8 + 12x + x2)' equal to zero and attempt to solve: Simplifying 8 + 12x + x2 = 0 Solving 8 + 12x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '-8' to each side of the equation. 8 + 12x + -8 + x2 = 0 + -8 Reorder the terms: 8 + -8 + 12x + x2 = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 12x + x2 = 0 + -8 12x + x2 = 0 + -8 Combine like terms: 0 + -8 = -8 12x + x2 = -8 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 = -8 + 36 Reorder the terms: 36 + 12x + x2 = -8 + 36 Combine like terms: -8 + 36 = 28 36 + 12x + x2 = 28 Factor a perfect square on the left side: (x + 6)(x + 6) = 28 Calculate the square root of the right side: 5.291502622 Break this problem into two subproblems by setting (x + 6) equal to 5.291502622 and -5.291502622.

Subproblem 1

x + 6 = 5.291502622 Simplifying x + 6 = 5.291502622 Reorder the terms: 6 + x = 5.291502622 Solving 6 + x = 5.291502622 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 = 5.291502622 + -6 Combine like terms: 6 + -6 = 0 0 + x = 5.291502622 + -6 x = 5.291502622 + -6 Combine like terms: 5.291502622 + -6 = -0.708497378 x = -0.708497378 Simplifying x = -0.708497378

Subproblem 2

x + 6 = -5.291502622 Simplifying x + 6 = -5.291502622 Reorder the terms: 6 + x = -5.291502622 Solving 6 + x = -5.291502622 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 = -5.291502622 + -6 Combine like terms: 6 + -6 = 0 0 + x = -5.291502622 + -6 x = -5.291502622 + -6 Combine like terms: -5.291502622 + -6 = -11.291502622 x = -11.291502622 Simplifying x = -11.291502622

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.708497378, -11.291502622}

Solution

x = {0, -0.708497378, -11.291502622}

See similar equations:

| 6x+6=4X+34 | | 39.00-8.56= | | 39-8.56= | | -5+y=3 | | 2x+4=3x+3 | | 4x=3x-9 | | 7-k=3 | | 3x-8=7x-40 | | 9y^2-4=0 | | y=0.42x+3 | | y=-0.28x-8 | | -12=k+24 | | 2k+5=25-5 | | -3.8+x=5.8 | | 6n^2+19n-7=0 | | -3.2=b+(-0.2) | | 6n+19n-7=0 | | z+=-13 | | a-14=18 | | m+8=14 | | m-1.2=-1.2 | | 50-k=80 | | 6x-9y=72 | | 3y^2-4=-4y | | 4(x+2)2-4=12 | | 2(x+7)=10 | | 9x^2+3kx-k=0 | | x^2-6x+3=k(2x-1) | | 15-5x=-25 | | 3x-9=42 | | 42-20=2p | | 3y^2-4=4y |

Equations solver categories