Find all values of $x$ such that \[9 + \frac{27}{x} + \frac{8}{x^2} = 0.\]If you find more than one value, then list your solutions, separated by commas.

(-5,-28)

i graphed to on desmos.

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

answer: group b.

step-by-step explanation: