12abx²-(9a²-8b2) x - 6ab = 0
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Step-by-step explanation:
12abx² - (9a²- 8b²)x - 6ab = 0
=> 12abx² - 9a²x + 8b²x - 6ab = 0
=> 3ax(4bx - 3a) + 2b(4bx - 3a) = 0
=> (4bx - 3a) + (3ax + 2b) = 0
=> x = 3a/4b or x = -2b/3a
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