5x^3+30x+45x=0

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Solution for 5x^3+30x+45x=0 equation: 


Simplifying
5x3 + 30x + 45x = 0

Reorder the terms:
30x + 45x + 5x3 = 0

Combine like terms: 30x + 45x = 75x
75x + 5x3 = 0

Solving
75x + 5x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5x'.
5x(15 + x2) = 0

Ignore the factor 5.

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 '(15 + x2)' equal to zero and attempt to solve:

Simplifying
15 + x2 = 0

Solving
15 + x2 = 0

Move all terms containing x to the left, all other terms to the right.

Add '-15' to each side of the equation.
15 + -15 + x2 = 0 + -15

Combine like terms: 15 + -15 = 0
0 + x2 = 0 + -15
x2 = 0 + -15

Combine like terms: 0 + -15 = -15
x2 = -15

Simplifying
x2 = -15

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.
Solution
x = {0}

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