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Mathematics, 16.12.2019 19:31 kdobi

Jimmy needs $42 to buy a pack of comic books. he has saved $18 and plans to work as a babysitter to earn $6 per hour. which inequality shows the minimum number of hours, n, that jimmy should work as a babysitter to earn enough to buy a pack of comic books?

6n ≥ 42 + 18, so n ≥ 10
6n ≤ 42 + 18, so n ≤ 10
18 + 6n ≤ 42, so n ≤ 4
18 + 6n ≥ 42, so n ≥ 4

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