x=9x^3-6x^2

Simple and best practice solution for x=9x^3-6x^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=9x^3-6x^2 equation:


Simplifying
x = 9x3 + -6x2

Reorder the terms:
x = -6x2 + 9x3

Solving
x = -6x2 + 9x3

Solving for variable 'x'.

Reorder the terms:
x + 6x2 + -9x3 = -6x2 + 6x2 + 9x3 + -9x3

Combine like terms: -6x2 + 6x2 = 0
x + 6x2 + -9x3 = 0 + 9x3 + -9x3
x + 6x2 + -9x3 = 9x3 + -9x3

Combine like terms: 9x3 + -9x3 = 0
x + 6x2 + -9x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(1 + 6x + -9x2) = 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 '(1 + 6x + -9x2)' equal to zero and attempt to solve: Simplifying 1 + 6x + -9x2 = 0 Solving 1 + 6x + -9x2 = 0 Begin completing the square. Divide all terms by -9 the coefficient of the squared term: Divide each side by '-9'. -0.1111111111 + -0.6666666667x + x2 = 0 Move the constant term to the right: Add '0.1111111111' to each side of the equation. -0.1111111111 + -0.6666666667x + 0.1111111111 + x2 = 0 + 0.1111111111 Reorder the terms: -0.1111111111 + 0.1111111111 + -0.6666666667x + x2 = 0 + 0.1111111111 Combine like terms: -0.1111111111 + 0.1111111111 = 0.0000000000 0.0000000000 + -0.6666666667x + x2 = 0 + 0.1111111111 -0.6666666667x + x2 = 0 + 0.1111111111 Combine like terms: 0 + 0.1111111111 = 0.1111111111 -0.6666666667x + x2 = 0.1111111111 The x term is -0.6666666667x. Take half its coefficient (-0.3333333334). Square it (0.1111111112) and add it to both sides. Add '0.1111111112' to each side of the equation. -0.6666666667x + 0.1111111112 + x2 = 0.1111111111 + 0.1111111112 Reorder the terms: 0.1111111112 + -0.6666666667x + x2 = 0.1111111111 + 0.1111111112 Combine like terms: 0.1111111111 + 0.1111111112 = 0.2222222223 0.1111111112 + -0.6666666667x + x2 = 0.2222222223 Factor a perfect square on the left side: (x + -0.3333333334)(x + -0.3333333334) = 0.2222222223 Calculate the square root of the right side: 0.471404521 Break this problem into two subproblems by setting (x + -0.3333333334) equal to 0.471404521 and -0.471404521.

Subproblem 1

x + -0.3333333334 = 0.471404521 Simplifying x + -0.3333333334 = 0.471404521 Reorder the terms: -0.3333333334 + x = 0.471404521 Solving -0.3333333334 + x = 0.471404521 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = 0.471404521 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = 0.471404521 + 0.3333333334 x = 0.471404521 + 0.3333333334 Combine like terms: 0.471404521 + 0.3333333334 = 0.8047378544 x = 0.8047378544 Simplifying x = 0.8047378544

Subproblem 2

x + -0.3333333334 = -0.471404521 Simplifying x + -0.3333333334 = -0.471404521 Reorder the terms: -0.3333333334 + x = -0.471404521 Solving -0.3333333334 + x = -0.471404521 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '0.3333333334' to each side of the equation. -0.3333333334 + 0.3333333334 + x = -0.471404521 + 0.3333333334 Combine like terms: -0.3333333334 + 0.3333333334 = 0.0000000000 0.0000000000 + x = -0.471404521 + 0.3333333334 x = -0.471404521 + 0.3333333334 Combine like terms: -0.471404521 + 0.3333333334 = -0.1380711876 x = -0.1380711876 Simplifying x = -0.1380711876

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.8047378544, -0.1380711876}

Solution

x = {0, 0.8047378544, -0.1380711876}

See similar equations:

| y=10+-7(0) | | -k-3k-2k=-36 | | -z-4z=-65 | | 3/2x+1/5=3/4 | | y=10-7(-2) | | (0.1x-21)=180 | | 2a^5-8a^4-24a^3= | | 8.2-r=5r | | 15=35x | | -3x(2x+4)=0 | | (48+2x)(72+2x)-3456=0 | | 3a=9b-12 | | (0.1x+29)=180 | | x+9.6=24.3 | | 1*3=3 | | 58x^7+21x^3+63x^6= | | (12+2x)(8+2x)-192=0 | | 36a+6d= | | 5(3-3.8k)+18=-8k | | 11y*6=100 | | 6(2x-9)=6 | | 3+b=0.5 | | 46a+6d= | | (0.15x+66)=180 | | 2(-1.5)-3b=-13 | | a-14=80 | | 4(4x-9)=12 | | h^3=152+64 | | 16.6-v=6v | | (0.25x+113)=180 | | 58x^7+22x^3+67x^6= | | x^2+5=-6 |

Equations solver categories