Write 16*8^2x as a power of 2 in terms of x.
Change 16 as a power of 2 to get 24. Change 82x as a power of 2 gives (23)2x. You can times the two powers together giving 26x.So 16*82x=24 *26x. Now the powers can be added since the bases are equal so 24 *26x=26x+4
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