Philip P. answered 12/04/17
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-2log (a - 9) - 5 = -5
-2 log(a-9) = 0
log(a-9) = 0
a - 9 = 100
Solve for a
Cynthia M.
asked 12/04/17
Philip P. answered 12/04/17
Effective and Patient Math Tutor
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