jing's answer to Chua's Secondary 2 Maths Singapore question.

done {{ upvoteCount }} Upvotes
clear {{ downvoteCount * -1 }} Downvotes
jing
Jing's answer
9 answers (A Helpful Person)
1st
rearrange x and y terms then take out common factor
Chua
Chua
4 years ago
Rearrange look not factorise completely