(2a^2+ab+2b)+(4a^2-3ab+9)=0

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Solution for (2a^2+ab+2b)+(4a^2-3ab+9)=0 equation: 


Simplifying
(2a2 + ab + 2b) + (4a2 + -3ab + 9) = 0

Reorder the terms:
(ab + 2a2 + 2b) + (4a2 + -3ab + 9) = 0

Remove parenthesis around (ab + 2a2 + 2b)
ab + 2a2 + 2b + (4a2 + -3ab + 9) = 0

Reorder the terms:
ab + 2a2 + 2b + (9 + -3ab + 4a2) = 0

Remove parenthesis around (9 + -3ab + 4a2)
ab + 2a2 + 2b + 9 + -3ab + 4a2 = 0

Reorder the terms:
9 + ab + -3ab + 2a2 + 4a2 + 2b = 0

Combine like terms: ab + -3ab = -2ab
9 + -2ab + 2a2 + 4a2 + 2b = 0

Combine like terms: 2a2 + 4a2 = 6a2
9 + -2ab + 6a2 + 2b = 0

Solving
9 + -2ab + 6a2 + 2b = 0

Solving for variable 'a'.

The solution to this equation could not be determined.

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