X^4+3x^3-40x^2=0

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Solution for X^4+3x^3-40x^2=0 equation:


Simplifying
X4 + 3x3 + -40x2 = 0

Reorder the terms:
X4 + -40x2 + 3x3 = 0

Solving
X4 + -40x2 + 3x3 = 0

Solving for variable 'X'.

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

Add '40x2' to each side of the equation.
X4 + -40x2 + 40x2 + 3x3 = 0 + 40x2

Combine like terms: -40x2 + 40x2 = 0
X4 + 0 + 3x3 = 0 + 40x2
X4 + 3x3 = 0 + 40x2
Remove the zero:
X4 + 3x3 = 40x2

Add '-3x3' to each side of the equation.
X4 + 3x3 + -3x3 = 40x2 + -3x3

Combine like terms: 3x3 + -3x3 = 0
X4 + 0 = 40x2 + -3x3
X4 = 40x2 + -3x3

Simplifying
X4 = 40x2 + -3x3

Reorder the terms:
X4 + -40x2 + 3x3 = 40x2 + -40x2 + -3x3 + 3x3

Combine like terms: 40x2 + -40x2 = 0
X4 + -40x2 + 3x3 = 0 + -3x3 + 3x3
X4 + -40x2 + 3x3 = -3x3 + 3x3

Combine like terms: -3x3 + 3x3 = 0
X4 + -40x2 + 3x3 = 0

The solution to this equation could not be determined.

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