both substitution and elimination method can be accepted, tks !!

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secondary 3 | E Maths
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secondary 3 E Maths

both substitution and elimination method can be accepted, tks !!

Date Posted: 5 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Hope this helps

Date Posted: 5 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Found out a easier way

Date Posted: 5 years ago