Determine an equation for the asymptote of the graph of y = 2^(x+3) + 4(adsbygoogle = window.adsbygoogle || []).push({});

I'm not suppose to use a calculator for this question, I tried taking the log of both sides but it required a calculator usage. Anyone know how to do this question by hand? The answer's -4 by the way

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# Homework Help: Could someone help me with this asympote question?

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