9=4(2a-b)-2ab-a^2

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


Simplifying
9 = 4(2a + -1b) + -2ab + -1a2
9 = (2a * 4 + -1b * 4) + -2ab + -1a2
9 = (8a + -4b) + -2ab + -1a2

Reorder the terms:
9 = 8a + -2ab + -1a2 + -4b

Solving
9 = 8a + -2ab + -1a2 + -4b

Solving for variable 'a'.

Reorder the terms:
9 + -8a + 2ab + a2 + 4b = 8a + -8a + -2ab + 2ab + -1a2 + a2 + -4b + 4b

Combine like terms: 8a + -8a = 0
9 + -8a + 2ab + a2 + 4b = 0 + -2ab + 2ab + -1a2 + a2 + -4b + 4b
9 + -8a + 2ab + a2 + 4b = -2ab + 2ab + -1a2 + a2 + -4b + 4b

Combine like terms: -2ab + 2ab = 0
9 + -8a + 2ab + a2 + 4b = 0 + -1a2 + a2 + -4b + 4b
9 + -8a + 2ab + a2 + 4b = -1a2 + a2 + -4b + 4b

Combine like terms: -1a2 + a2 = 0
9 + -8a + 2ab + a2 + 4b = 0 + -4b + 4b
9 + -8a + 2ab + a2 + 4b = -4b + 4b

Combine like terms: -4b + 4b = 0
9 + -8a + 2ab + a2 + 4b = 0

The solution to this equation could not be determined.

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