-z^3-8z^2-16z=0

Simple and best practice solution for -z^3-8z^2-16z=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 -z^3-8z^2-16z=0 equation:


Simplifying
-1z3 + -8z2 + -16z = 0

Reorder the terms:
-16z + -8z2 + -1z3 = 0

Solving
-16z + -8z2 + -1z3 = 0

Solving for variable 'z'.

Factor out the Greatest Common Factor (GCF), '-1z'.
-1z(16 + 8z + z2) = 0

Factor a trinomial.
-1z((4 + z)(4 + z)) = 0

Ignore the factor -1.

Subproblem 1

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

Subproblem 2

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

Subproblem 3

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

Solution

z = {0, -4, -4}

See similar equations:

| x+x+16=1000 | | 7+4b=10+4b | | 5c^2+5c-10=0 | | 5=5-2x | | 6(t-4)+5t=48-t | | (-3x+5)-(8-4x)=16 | | 200+.05s=75+.10s | | 11m=37 | | 25+8x=81 | | 3(p-8)(3p-2)(p+3)=0 | | 6x+3=-12x | | s^2+18sz+80z^2=0 | | x^2+0x+9= | | -3z+.5=20 | | 3(q-2)+2=5q-72q | | 56x^7+21x^4+9X^3= | | 0=9y^2-64 | | m*7=-18 | | (x-5)*(x-7)=0 | | 10-3(2x+4)=4x+28 | | 2w-8+w^2=0 | | 81x^7+36x^8+63x= | | 0=2x^2-x+2 | | 9x^2+4x+21=0 | | 9=m-0.006 | | 9-6x=45x-4 | | x^2-x+16=0 | | -9x^2+4x+21=0 | | 13x^2-131x-250=0 | | (2+xi)(3-2i)=12+5i | | 2x^2+9x-216=0 | | -x^4+3x^2+x=256 |

Equations solver categories