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Mathematics 21 Online
OpenStudy (anonymous):

Find the solution set: -18≤5n + 7<2 a. {n≤-1} b. {n|n≠-1} c. {real numbers} d. {n|n<-1 and n≥-5}

OpenStudy (triciaal):

one approach split into 2 inequalities, solve each then find the intersection of the solutions

OpenStudy (triciaal):

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