A cup of coffee contains 130 mg of caffeine. If the coffee is eliminated from the body at a rate of 11% per hour, how much caffeine will be left in the body after 6 hours?

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step-by-step explanation:

logv3(x+2)=1

rewrite in exponential form:

logb(x) = y is equal to b^y =x

b = 3, y = 1

now solve for x:

3^1 = x+2)

x = 3-2

x = 1

see the picture for the graph.