3x^2-xy-30y^2=

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Solution for 3x^2-xy-30y^2= equation: 


Simplifying
3x2 + -1xy + -30y2 = 0

Reorder the terms:
-1xy + 3x2 + -30y2 = 0

Solving
-1xy + 3x2 + -30y2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3x + -10y)(x + 3y) = 0


Subproblem 1
Set the factor '(3x + -10y)' equal to zero and attempt to solve:

Simplifying
3x + -10y = 0

Solving
3x + -10y = 0

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

Add '10y' to each side of the equation.
3x + -10y + 10y = 0 + 10y

Combine like terms: -10y + 10y = 0
3x + 0 = 0 + 10y
3x = 0 + 10y
Remove the zero:
3x = 10y

Divide each side by '3'.
x = 3.333333333y

Simplifying
x = 3.333333333y

Subproblem 2
Set the factor '(x + 3y)' equal to zero and attempt to solve:

Simplifying
x + 3y = 0

Solving
x + 3y = 0

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

Add '-3y' to each side of the equation.
x + 3y + -3y = 0 + -3y

Combine like terms: 3y + -3y = 0
x + 0 = 0 + -3y
x = 0 + -3y
Remove the zero:
x = -3y

Simplifying
x = -3y
Solution
x = {3.333333333y, -3y}

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