3x^2+12xy+xy+4y^2=

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Solution for 3x^2+12xy+xy+4y^2= equation:


Simplifying
3x2 + 12xy + xy + 4y2 = 0

Reorder the terms:
12xy + xy + 3x2 + 4y2 = 0

Combine like terms: 12xy + xy = 13xy
13xy + 3x2 + 4y2 = 0

Solving
13xy + 3x2 + 4y2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3x + y)(x + 4y) = 0

Subproblem 1

Set the factor '(3x + y)' equal to zero and attempt to solve: Simplifying 3x + y = 0 Solving 3x + y = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y' to each side of the equation. 3x + y + -1y = 0 + -1y Combine like terms: y + -1y = 0 3x + 0 = 0 + -1y 3x = 0 + -1y Remove the zero: 3x = -1y Divide each side by '3'. x = -0.3333333333y Simplifying x = -0.3333333333y

Subproblem 2

Set the factor '(x + 4y)' equal to zero and attempt to solve: Simplifying x + 4y = 0 Solving x + 4y = 0 Move all terms containing x to the left, all other terms to the right. Add '-4y' to each side of the equation. x + 4y + -4y = 0 + -4y Combine like terms: 4y + -4y = 0 x + 0 = 0 + -4y x = 0 + -4y Remove the zero: x = -4y Simplifying x = -4y

Solution

x = {-0.3333333333y, -4y}

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