Kindly let me know which method is used

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primary 5 Maths

Kindly let me know which method is used

Date Posted: 6 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

U can use a model and use an unknown value to solve it

Date Posted: 6 years ago

Crystal Ang

6 years ago

Thanks thanks