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How to start the problem I don’t understand how they got 20n

How to start the problem I don’t understand how they got 20n-example-1

1 Answer

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n/0.05 - 2 < -4.6
n/0.05 < -4.6 + 2
n/0.05 < --2.6
n < -0.13
User DougR
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