X^3+5x^2+3x-15=0

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Solution for X^3+5x^2+3x-15=0 equation:


Simplifying
X3 + 5x2 + 3x + -15 = 0

Reorder the terms:
-15 + X3 + 3x + 5x2 = 0

Solving
-15 + X3 + 3x + 5x2 = 0

Solving for variable 'X'.

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

Add '15' to each side of the equation.
-15 + X3 + 3x + 15 + 5x2 = 0 + 15

Reorder the terms:
-15 + 15 + X3 + 3x + 5x2 = 0 + 15

Combine like terms: -15 + 15 = 0
0 + X3 + 3x + 5x2 = 0 + 15
X3 + 3x + 5x2 = 0 + 15

Combine like terms: 0 + 15 = 15
X3 + 3x + 5x2 = 15

Add '-3x' to each side of the equation.
X3 + 3x + -3x + 5x2 = 15 + -3x

Combine like terms: 3x + -3x = 0
X3 + 0 + 5x2 = 15 + -3x
X3 + 5x2 = 15 + -3x

Add '-5x2' to each side of the equation.
X3 + 5x2 + -5x2 = 15 + -3x + -5x2

Combine like terms: 5x2 + -5x2 = 0
X3 + 0 = 15 + -3x + -5x2
X3 = 15 + -3x + -5x2

Simplifying
X3 = 15 + -3x + -5x2

Reorder the terms:
-15 + X3 + 3x + 5x2 = 15 + -3x + -5x2 + -15 + 3x + 5x2

Reorder the terms:
-15 + X3 + 3x + 5x2 = 15 + -15 + -3x + 3x + -5x2 + 5x2

Combine like terms: 15 + -15 = 0
-15 + X3 + 3x + 5x2 = 0 + -3x + 3x + -5x2 + 5x2
-15 + X3 + 3x + 5x2 = -3x + 3x + -5x2 + 5x2

Combine like terms: -3x + 3x = 0
-15 + X3 + 3x + 5x2 = 0 + -5x2 + 5x2
-15 + X3 + 3x + 5x2 = -5x2 + 5x2

Combine like terms: -5x2 + 5x2 = 0
-15 + X3 + 3x + 5x2 = 0

The solution to this equation could not be determined.

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