x^4-13x^3y+42y^2x^2=0

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Solution for x^4-13x^3y+42y^2x^2=0 equation: 


Simplifying
x4 + -13x3y + 42y2x2 = 0

Reorder the terms:
42x2y2 + -13x3y + x4 = 0

Solving
42x2y2 + -13x3y + x4 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x2'.
x2(42y2 + -13xy + x2) = 0

Factor a trinomial.
x2((6y + -1x)(7y + -1x)) = 0


Subproblem 1
Set the factor 'x2' equal to zero and attempt to solve:

Simplifying
x2 = 0

Solving
x2 = 0

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

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

Subproblem 2
Set the factor '(6y + -1x)' equal to zero and attempt to solve:

Simplifying
6y + -1x = 0

Reorder the terms:
-1x + 6y = 0

Solving
-1x + 6y = 0

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

Add '-6y' to each side of the equation.
-1x + 6y + -6y = 0 + -6y

Combine like terms: 6y + -6y = 0
-1x + 0 = 0 + -6y
-1x = 0 + -6y
Remove the zero:
-1x = -6y

Divide each side by '-1'.
x = 6y

Simplifying
x = 6y

Subproblem 3
Set the factor '(7y + -1x)' equal to zero and attempt to solve:

Simplifying
7y + -1x = 0

Reorder the terms:
-1x + 7y = 0

Solving
-1x + 7y = 0

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

Add '-7y' to each side of the equation.
-1x + 7y + -7y = 0 + -7y

Combine like terms: 7y + -7y = 0
-1x + 0 = 0 + -7y
-1x = 0 + -7y
Remove the zero:
-1x = -7y

Divide each side by '-1'.
x = 7y

Simplifying
x = 7y
Solution
x = {0, 6y, 7y}

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