Arithmetically Progressive terms

Algebra Level 2

If log32\log_32, log3(2x5)\log_3(2^x-5),log3(2x3.5)\log_3(2^x-3.5) are in an arithmetic progression (in that order), determine the value of xx.


You can try my other Sequences And Series problems by clicking here : Part II and here : Part I.
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