-9n+8> or = 80

-9n+8> or = 80
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1 Answer

-9n+8≥80,

8≥80+9n,

8-80≥9n,

-72≥9n,

-8≥n which is the same as n≤-8, that is, n is any number less than or equal to -8. n is at least as negative as -8. For example, n=-9 is a solution, and so is n=-8.
by Top Rated User (1.1m points)

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