2x^3-2x^2-12x=x

Simple and best practice solution for 2x^3-2x^2-12x=x 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 2x^3-2x^2-12x=x equation:


Simplifying
2x3 + -2x2 + -12x = x

Reorder the terms:
-12x + -2x2 + 2x3 = x

Solving
-12x + -2x2 + 2x3 = x

Solving for variable 'x'.

Reorder the terms:
-12x + -1x + -2x2 + 2x3 = x + -1x

Combine like terms: -12x + -1x = -13x
-13x + -2x2 + 2x3 = x + -1x

Combine like terms: x + -1x = 0
-13x + -2x2 + 2x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-13 + -2x + 2x2) = 0

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 '(-13 + -2x + 2x2)' equal to zero and attempt to solve: Simplifying -13 + -2x + 2x2 = 0 Solving -13 + -2x + 2x2 = 0 Begin completing the square. Divide all terms by 2 the coefficient of the squared term: Divide each side by '2'. -6.5 + -1x + x2 = 0 Move the constant term to the right: Add '6.5' to each side of the equation. -6.5 + -1x + 6.5 + x2 = 0 + 6.5 Reorder the terms: -6.5 + 6.5 + -1x + x2 = 0 + 6.5 Combine like terms: -6.5 + 6.5 = 0.0 0.0 + -1x + x2 = 0 + 6.5 -1x + x2 = 0 + 6.5 Combine like terms: 0 + 6.5 = 6.5 -1x + x2 = 6.5 The x term is -1x. Take half its coefficient (-0.5). Square it (0.25) and add it to both sides. Add '0.25' to each side of the equation. -1x + 0.25 + x2 = 6.5 + 0.25 Reorder the terms: 0.25 + -1x + x2 = 6.5 + 0.25 Combine like terms: 6.5 + 0.25 = 6.75 0.25 + -1x + x2 = 6.75 Factor a perfect square on the left side: (x + -0.5)(x + -0.5) = 6.75 Calculate the square root of the right side: 2.598076211 Break this problem into two subproblems by setting (x + -0.5) equal to 2.598076211 and -2.598076211.

Subproblem 1

x + -0.5 = 2.598076211 Simplifying x + -0.5 = 2.598076211 Reorder the terms: -0.5 + x = 2.598076211 Solving -0.5 + x = 2.598076211 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + x = 2.598076211 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = 2.598076211 + 0.5 x = 2.598076211 + 0.5 Combine like terms: 2.598076211 + 0.5 = 3.098076211 x = 3.098076211 Simplifying x = 3.098076211

Subproblem 2

x + -0.5 = -2.598076211 Simplifying x + -0.5 = -2.598076211 Reorder the terms: -0.5 + x = -2.598076211 Solving -0.5 + x = -2.598076211 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.5' to each side of the equation. -0.5 + 0.5 + x = -2.598076211 + 0.5 Combine like terms: -0.5 + 0.5 = 0.0 0.0 + x = -2.598076211 + 0.5 x = -2.598076211 + 0.5 Combine like terms: -2.598076211 + 0.5 = -2.098076211 x = -2.098076211 Simplifying x = -2.098076211

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.098076211, -2.098076211}

Solution

x = {0, 3.098076211, -2.098076211}

See similar equations:

| 7(9+1)-3a=5+4(2a-1) | | 5(m+n+3)= | | x=500-50y | | 3x+2*7-3x=11 | | -7.2/3.6 | | 2y-24=y | | 9x+49=15-1x | | 4x+18=4(8+x)-2 | | 3/4a=42 | | -18=3(3x-6) | | 6x+40=8(x+5)-2x | | 20=-4/7u | | 49=14r-7 | | -7+4x+18-10x= | | 4(x+2)=2x-18 | | 2m(m)+11m-6=0 | | 6*=1/6 | | 9+x+2-3=x+8 | | 15+18x=7x-8 | | (1/2)*=128 | | 6k+11=25 | | a-5(1-3a)= | | (1/2)x=128 | | -2-6(x-2)=11-5x | | (2x-50)-70=y | | 6/5t=-5/6 | | 7-3x=2x+7x-5x | | (4x+6)+113+5x+90=540 | | 7c-11=31 | | 8x+48=560 | | A-3(1-3a)= | | 6(k+12)+2(k-5)=22 |

Equations solver categories