SOLUTION: Dear tutor, Please solve this for me. I tried but failed. Given 3^x+1 . 2^x-2 = 21, show that 6^x = 28. Hence or otherwise, find x. Reference book: New Additional Mathema

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Question 845496: Dear tutor,
Please solve this for me. I tried but failed.
Given 3^x+1 . 2^x-2 = 21, show that 6^x = 28. Hence or otherwise, find x.
Reference book: New Additional Mathematics by Ho Soo Thong
Thanks in advance.

Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
Does 3^(x+1)=21 also? Or does it equal something else.

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