x^3=11x^2-30x

Simple and best practice solution for x^3=11x^2-30x 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^3=11x^2-30x equation:


Simplifying
x3 = 11x2 + -30x

Reorder the terms:
x3 = -30x + 11x2

Solving
x3 = -30x + 11x2

Solving for variable 'x'.

Reorder the terms:
30x + -11x2 + x3 = -30x + 11x2 + 30x + -11x2

Reorder the terms:
30x + -11x2 + x3 = -30x + 30x + 11x2 + -11x2

Combine like terms: -30x + 30x = 0
30x + -11x2 + x3 = 0 + 11x2 + -11x2
30x + -11x2 + x3 = 11x2 + -11x2

Combine like terms: 11x2 + -11x2 = 0
30x + -11x2 + x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(30 + -11x + x2) = 0

Factor a trinomial.
x((5 + -1x)(6 + -1x)) = 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 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Subproblem 3

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {0, 5, 6}

See similar equations:

| 11=8g-5 | | a+22.5=25 | | x+sqrt(x)*sqrt(2x-4)=5 | | 5-5n=25 | | 138=2x+4(6x+2) | | 6/7x=-3/35 | | x(5x+13)=0 | | 3=11-2b | | -1.5x+2=-0.75x | | 3q-7=2q+2 | | 7/8x-1/8x=2 | | 9=3k-9 | | -1.5x+2=-0.75 | | 12x+(-4x+6)-3-(-x+4)=-(6x+22)-x+(5-2x) | | ×/5=2 | | s=7r-31 | | 32=7g+4 | | 2x+5(6x)=64 | | 3x^2+10x=29 | | 4x-4x^3= | | 18+3p=5p-4 | | 21=b+7 | | 7p-9=3p+19 | | ax+bx=11 | | a^9b^7-a^5b^4+a^4b^6-a^4b^4= | | 12x-2=11(x+1)-7 | | 4X^2+1=349 | | 12/588 | | :(3p5m-2)/(18pm5) | | 30a^2b^3c= | | 8x-2(x+6)=24 | | e^6x/e^4 |

Equations solver categories