48x^2-18xy-21y^2=0

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Solution for 48x^2-18xy-21y^2=0 equation:


Simplifying
48x2 + -18xy + -21y2 = 0

Reorder the terms:
-18xy + 48x2 + -21y2 = 0

Solving
-18xy + 48x2 + -21y2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-6xy + 16x2 + -7y2) = 0

Factor a trinomial.
3((8x + -7y)(2x + y)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(8x + -7y)' equal to zero and attempt to solve: Simplifying 8x + -7y = 0 Solving 8x + -7y = 0 Move all terms containing x to the left, all other terms to the right. Add '7y' to each side of the equation. 8x + -7y + 7y = 0 + 7y Combine like terms: -7y + 7y = 0 8x + 0 = 0 + 7y 8x = 0 + 7y Remove the zero: 8x = 7y Divide each side by '8'. x = 0.875y Simplifying x = 0.875y

Subproblem 2

Set the factor '(2x + y)' equal to zero and attempt to solve: Simplifying 2x + y = 0 Solving 2x + y = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y' to each side of the equation. 2x + y + -1y = 0 + -1y Combine like terms: y + -1y = 0 2x + 0 = 0 + -1y 2x = 0 + -1y Remove the zero: 2x = -1y Divide each side by '2'. x = -0.5y Simplifying x = -0.5y

Solution

x = {0.875y, -0.5y}

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