Help's answer to blur blur's Secondary 1 Maths Singapore question.
done
{{ upvoteCount }} Upvotes
clear
{{ downvoteCount * -1 }} Downvotes
a+3b-(5a-4b)
=a+3b-5a+4b
=-4a+7b
=a+3b-5a+4b
=-4a+7b
Date Posted:
8 months ago
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