leahpitts32 leahpitts32

26-02-2021
Mathematics

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SOMEONEE PLEASEEE HELPPP

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jatoriacollins5 jatoriacollins5

26-02-2021

I think the answer is 21 correct me if I'm wrong

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AnimalPost AnimalPost

26-02-2021

Answer:

s = 9

Step-by-step explanation:

There are 7 pairs of (3 + s), so we know that 7(3 + s) = 84

7(3 + s) = 84

21 + 7s = 84

7s = 63

s = 9

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