How to do this question using elimination method. Thanks.

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secondary 2 | Maths
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secondary 2 Maths Singapore

How to do this question using elimination method. Thanks.

Date Posted: 3 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Sorry, my previous solution got error. This should be ok

Date Posted: 3 years ago