Boy Mow Chau's answer to Elaine's Secondary 2 Maths Singapore question.
done
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clear
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express y in terms of x (or vice versa),
substitute and simplify.
substitute and simplify.
Date Posted:
3 years ago
We should be factorising the given large fraction into (3x + 2y) (x + y) divided by (2x + 5y) (x + y) before cancelling off the common (x + y); that was probably the intention of the fraction.
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