ddrain3466 ddrain3466

27-05-2020
Mathematics

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Adam is n years old . Mary Beth is 3n + 4 years old . If Adam is 9 years old, how old is Mary Beth?

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jawiseman32 jawiseman32

27-05-2020

Answer: Brailiest plz?

31

Step-by-step explanation:

(3)(9)+4=31

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