30x^2+31xy+5y^2=0

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Solution for 30x^2+31xy+5y^2=0 equation: 


Simplifying
30x2 + 31xy + 5y2 = 0

Reorder the terms:
31xy + 30x2 + 5y2 = 0

Solving
31xy + 30x2 + 5y2 = 0

Solving for variable 'x'.

Factor a trinomial.
(5x + y)(6x + 5y) = 0


Subproblem 1
Set the factor '(5x + y)' equal to zero and attempt to solve:

Simplifying
5x + y = 0

Solving
5x + y = 0

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

Add '-1y' to each side of the equation.
5x + y + -1y = 0 + -1y

Combine like terms: y + -1y = 0
5x + 0 = 0 + -1y
5x = 0 + -1y
Remove the zero:
5x = -1y

Divide each side by '5'.
x = -0.2y

Simplifying
x = -0.2y

Subproblem 2
Set the factor '(6x + 5y)' equal to zero and attempt to solve:

Simplifying
6x + 5y = 0

Solving
6x + 5y = 0

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

Add '-5y' to each side of the equation.
6x + 5y + -5y = 0 + -5y

Combine like terms: 5y + -5y = 0
6x + 0 = 0 + -5y
6x = 0 + -5y
Remove the zero:
6x = -5y

Divide each side by '6'.
x = -0.8333333333y

Simplifying
x = -0.8333333333y
Solution
x = {-0.2y, -0.8333333333y}

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