Question

1. 7m^ = 21m
solution: 7m^ - 21m =0
7m ( m-3) =0
7m=0 or m-3=0
m=0\7 or m=3
this is answer.
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Answer 1

• A notebook is a blank book that you can write in. Students often carry notebooks, where they can take notes (and doodle). The pages in a notebook are often lined, so that you can write neatly.

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Answer 2

Answer:

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Step-by-step explanation:

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