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04-06-2021
Mathematics

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Please help with this question from Khan Academy!!!!!!!!!!!!!!!!!!!!!!

Please help with this question from Khan Academy class=

Respuesta :

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04-06-2021

Answer:

B = 42

Step-by-step explanation:

B × 2/7 = A

A ÷ 2/7 = B

12 ÷ 2/7 = B

B = 42

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