-(2a^2-7ab+6b^2-11+(a^2-(2ab-5b^2+2)+4(-6a^2-2b^2-1)-7)+4ab)=0

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Solution for -(2a^2-7ab+6b^2-11+(a^2-(2ab-5b^2+2)+4(-6a^2-2b^2-1)-7)+4ab)=0 equation: 


Simplifying
-1(2a2 + -7ab + 6b2 + -11 + (a2 + -1(2ab + -5b2 + 2) + 4(-6a2 + -2b2 + -1) + -7) + 4ab) = 0

Reorder the terms:
-1(2a2 + -7ab + 6b2 + -11 + (a2 + -1(2 + 2ab + -5b2) + 4(-6a2 + -2b2 + -1) + -7) + 4ab) = 0
-1(2a2 + -7ab + 6b2 + -11 + (a2 + (2 * -1 + 2ab * -1 + -5b2 * -1) + 4(-6a2 + -2b2 + -1) + -7) + 4ab) = 0
-1(2a2 + -7ab + 6b2 + -11 + (a2 + (-2 + -2ab + 5b2) + 4(-6a2 + -2b2 + -1) + -7) + 4ab) = 0

Reorder the terms:
-1(2a2 + -7ab + 6b2 + -11 + (a2 + -2 + -2ab + 5b2 + 4(-1 + -6a2 + -2b2) + -7) + 4ab) = 0
-1(2a2 + -7ab + 6b2 + -11 + (a2 + -2 + -2ab + 5b2 + (-1 * 4 + -6a2 * 4 + -2b2 * 4) + -7) + 4ab) = 0
-1(2a2 + -7ab + 6b2 + -11 + (a2 + -2 + -2ab + 5b2 + (-4 + -24a2 + -8b2) + -7) + 4ab) = 0

Reorder the terms:
-1(2a2 + -7ab + 6b2 + -11 + (-2 + -4 + -7 + -2ab + a2 + -24a2 + 5b2 + -8b2) + 4ab) = 0

Combine like terms: -2 + -4 = -6
-1(2a2 + -7ab + 6b2 + -11 + (-6 + -7 + -2ab + a2 + -24a2 + 5b2 + -8b2) + 4ab) = 0

Combine like terms: -6 + -7 = -13
-1(2a2 + -7ab + 6b2 + -11 + (-13 + -2ab + a2 + -24a2 + 5b2 + -8b2) + 4ab) = 0

Combine like terms: a2 + -24a2 = -23a2
-1(2a2 + -7ab + 6b2 + -11 + (-13 + -2ab + -23a2 + 5b2 + -8b2) + 4ab) = 0

Combine like terms: 5b2 + -8b2 = -3b2
-1(2a2 + -7ab + 6b2 + -11 + (-13 + -2ab + -23a2 + -3b2) + 4ab) = 0

Remove parenthesis around (-13 + -2ab + -23a2 + -3b2)
-1(2a2 + -7ab + 6b2 + -11 + -13 + -2ab + -23a2 + -3b2 + 4ab) = 0

Reorder the terms:
-1(-11 + -13 + -7ab + -2ab + 4ab + 2a2 + -23a2 + 6b2 + -3b2) = 0

Combine like terms: -11 + -13 = -24
-1(-24 + -7ab + -2ab + 4ab + 2a2 + -23a2 + 6b2 + -3b2) = 0

Combine like terms: -7ab + -2ab = -9ab
-1(-24 + -9ab + 4ab + 2a2 + -23a2 + 6b2 + -3b2) = 0

Combine like terms: -9ab + 4ab = -5ab
-1(-24 + -5ab + 2a2 + -23a2 + 6b2 + -3b2) = 0

Combine like terms: 2a2 + -23a2 = -21a2
-1(-24 + -5ab + -21a2 + 6b2 + -3b2) = 0

Combine like terms: 6b2 + -3b2 = 3b2
-1(-24 + -5ab + -21a2 + 3b2) = 0
(-24 * -1 + -5ab * -1 + -21a2 * -1 + 3b2 * -1) = 0
(24 + 5ab + 21a2 + -3b2) = 0

Solving
24 + 5ab + 21a2 + -3b2 = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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