5n^3-30n^2+40n=0

Simple and best practice solution for 5n^3-30n^2+40n=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 5n^3-30n^2+40n=0 equation:


Simplifying
5n3 + -30n2 + 40n = 0

Reorder the terms:
40n + -30n2 + 5n3 = 0

Solving
40n + -30n2 + 5n3 = 0

Solving for variable 'n'.

Factor out the Greatest Common Factor (GCF), '5n'.
5n(8 + -6n + n2) = 0

Factor a trinomial.
5n((2 + -1n)(4 + -1n)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor 'n' equal to zero and attempt to solve: Simplifying n = 0 Solving n = 0 Move all terms containing n to the left, all other terms to the right. Simplifying n = 0

Subproblem 2

Set the factor '(2 + -1n)' equal to zero and attempt to solve: Simplifying 2 + -1n = 0 Solving 2 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1n = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1n = 0 + -2 -1n = 0 + -2 Combine like terms: 0 + -2 = -2 -1n = -2 Divide each side by '-1'. n = 2 Simplifying n = 2

Subproblem 3

Set the factor '(4 + -1n)' equal to zero and attempt to solve: Simplifying 4 + -1n = 0 Solving 4 + -1n = 0 Move all terms containing n to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1n = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1n = 0 + -4 -1n = 0 + -4 Combine like terms: 0 + -4 = -4 -1n = -4 Divide each side by '-1'. n = 4 Simplifying n = 4

Solution

n = {0, 2, 4}

See similar equations:

| 21x^2+55x+14=0 | | 21m^2-29m-10=0 | | 6(w-1)=3(3w+d) | | 3x^3+17x^2+18x-8=0 | | 3x-15=7x-9 | | 2r-11=-11+6r | | -5+-1+4+4+6+6+8+8+9+10+10+15+16+16=x | | 3a^2+19a+20=0 | | -6x+7x=-9 | | 6g^3+8g^2-15g-20=0 | | 5(-2)8(-10)(-3)= | | 2x-21=-21+7x | | (-2)(-2)(-2)(-2)(-2)= | | 7n^2-43n+40=0 | | 11+x=13 | | (8x-1)(x+2)=0 | | 5(3m-5)-1=-131 | | 49b^2-36=0 | | (9+y)=4(2y+5) | | 9x=.9 | | 120=-2v-7(-8+6) | | 2v^2-7v-15=0 | | 7x^2=15x-21 | | 2x^3+4x^2+8x=0 | | 2(3+5x)-3=53 | | 15a^2-a=6 | | 7x^2=7+48x | | 12x^2+39x+9=0 | | 7x-0.4=72 | | y+-0.72y=.28y | | 2z^2+z=6 | | 12d^2+4d-1=0 |

Equations solver categories