Respuesta :

Answer:

1. B, because 3×6=18

2.D, because 3×9=27

3. E, because 3x=3×x=9, so x=9÷3=3

4. D, because 7x=21, so 21÷7=3

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Answer:

1. B.18

2. D.27

3. E.3

4. D.3

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