(8x^2-3xy-7y^2)-(4x^2-6xy-8)=

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Solution for (8x^2-3xy-7y^2)-(4x^2-6xy-8)= equation:


Simplifying
(8x2 + -3xy + -7y2) + -1(4x2 + -6xy + -8) = 0

Reorder the terms:
(-3xy + 8x2 + -7y2) + -1(4x2 + -6xy + -8) = 0

Remove parenthesis around (-3xy + 8x2 + -7y2)
-3xy + 8x2 + -7y2 + -1(4x2 + -6xy + -8) = 0

Reorder the terms:
-3xy + 8x2 + -7y2 + -1(-8 + -6xy + 4x2) = 0
-3xy + 8x2 + -7y2 + (-8 * -1 + -6xy * -1 + 4x2 * -1) = 0
-3xy + 8x2 + -7y2 + (8 + 6xy + -4x2) = 0

Reorder the terms:
8 + -3xy + 6xy + 8x2 + -4x2 + -7y2 = 0

Combine like terms: -3xy + 6xy = 3xy
8 + 3xy + 8x2 + -4x2 + -7y2 = 0

Combine like terms: 8x2 + -4x2 = 4x2
8 + 3xy + 4x2 + -7y2 = 0

Solving
8 + 3xy + 4x2 + -7y2 = 0

Solving for variable 'x'.

The solution to this equation could not be determined.

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