Find all real numbers s such that -2(s + 7) > 4s + 8. Please give your answer in interval notation.

-2(s + 7) > 4s + 8

(when dividing by a negative, we flip the sign)

s + 7 < 2s + 4

3 < s

In interval notation, you write that as (3, infinity).

We use parenthesis since s can not be 3.

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