Answer:
23
Explanation:
6a² - 54a - 1932 = 0
a² - 9a - 322 = 0
Factors of 322: 1, 2, 7, 14, 23, 46, 161, 322
23 - 14 = 9
(a - 23)(a + 14) = 0
a can be -14 or 23
Positive answer for a is 23.
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