3x^3+6x^2-5x=0

Simple and best practice solution for 3x^3+6x^2-5x=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 3x^3+6x^2-5x=0 equation:


Simplifying
3x3 + 6x2 + -5x = 0

Reorder the terms:
-5x + 6x2 + 3x3 = 0

Solving
-5x + 6x2 + 3x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-5 + 6x + 3x2) = 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 '(-5 + 6x + 3x2)' equal to zero and attempt to solve: Simplifying -5 + 6x + 3x2 = 0 Solving -5 + 6x + 3x2 = 0 Begin completing the square. Divide all terms by 3 the coefficient of the squared term: Divide each side by '3'. -1.666666667 + 2x + x2 = 0 Move the constant term to the right: Add '1.666666667' to each side of the equation. -1.666666667 + 2x + 1.666666667 + x2 = 0 + 1.666666667 Reorder the terms: -1.666666667 + 1.666666667 + 2x + x2 = 0 + 1.666666667 Combine like terms: -1.666666667 + 1.666666667 = 0.000000000 0.000000000 + 2x + x2 = 0 + 1.666666667 2x + x2 = 0 + 1.666666667 Combine like terms: 0 + 1.666666667 = 1.666666667 2x + x2 = 1.666666667 The x term is 2x. Take half its coefficient (1). Square it (1) and add it to both sides. Add '1' to each side of the equation. 2x + 1 + x2 = 1.666666667 + 1 Reorder the terms: 1 + 2x + x2 = 1.666666667 + 1 Combine like terms: 1.666666667 + 1 = 2.666666667 1 + 2x + x2 = 2.666666667 Factor a perfect square on the left side: (x + 1)(x + 1) = 2.666666667 Calculate the square root of the right side: 1.632993162 Break this problem into two subproblems by setting (x + 1) equal to 1.632993162 and -1.632993162.

Subproblem 1

x + 1 = 1.632993162 Simplifying x + 1 = 1.632993162 Reorder the terms: 1 + x = 1.632993162 Solving 1 + x = 1.632993162 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 1.632993162 + -1 Combine like terms: 1 + -1 = 0 0 + x = 1.632993162 + -1 x = 1.632993162 + -1 Combine like terms: 1.632993162 + -1 = 0.632993162 x = 0.632993162 Simplifying x = 0.632993162

Subproblem 2

x + 1 = -1.632993162 Simplifying x + 1 = -1.632993162 Reorder the terms: 1 + x = -1.632993162 Solving 1 + x = -1.632993162 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = -1.632993162 + -1 Combine like terms: 1 + -1 = 0 0 + x = -1.632993162 + -1 x = -1.632993162 + -1 Combine like terms: -1.632993162 + -1 = -2.632993162 x = -2.632993162 Simplifying x = -2.632993162

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.632993162, -2.632993162}

Solution

x = {0, 0.632993162, -2.632993162}

See similar equations:

| 24v^2w^5/54v^5w^5 | | 3p+5=10-2p | | 8=y-17 | | 9(x-1)=7(x-3)+30 | | 3x+13=3x-13 | | 2u=30 | | 18/36=3x | | 4n-8=4(-3n+2) | | 6x+5-4x=3x-8+10 | | 9/10/-6/5 | | 14(0)+7y=-9 | | 14x+7(0)=-9 | | x+.2x=36 | | 6x-1=5x+9 | | -4/9*-7/9 | | 6x+11+3x=-7 | | (d-2)(3d^2+2d+1)= | | 12X=4X+10000 | | 8a-4=3a+19 | | (4n-2)(2n+1)=0 | | 5y+2=6(y+1)-3y | | 4^1/5*3^2/5=y^1/5 | | 7a^2+59a-36=0 | | 9x+7+6x=x+8-2x+10 | | 6=12-j | | 14=1/3b(2) | | y=10+1.5x | | 3x-14y=0 | | 3x-4=2-12x | | 8=20-c | | 2.5(6v-4)=10+4(1.5+0.5) | | H(x)=-x^2+2x-8 |

Equations solver categories