2^x+3=2^-4

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Solution for 2^x+3=2^-4 equation: 



2^x+3=2^-4

We move all terms to the left:

2^x+3-(2^-4)=0

We add all the numbers together, and all the variables

2^x+2.9375=0

We move all terms containing x to the left, all other terms to the right

2^x=-2.9375

x=-2.9375/1

x=-2.9375

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