Christmas MT's answer to Grace Goh's Primary 6 Maths Algebra Singapore question.

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Christmas MT
Christmas Mt's answer
2903 answers (A Helpful Person)
1st
for (b) is in algebraic terms bc y could be anything, I tried subbing in any value and always ended up with the Amt in the qns. Hope this helps
Phylicia Tong
Phylicia Tong
5 years ago
Part a is correct.
Your part b answer is wrong.
It is 18y + 4
( u forgot that if each student gets $y, there's $4 left.)
Christmas MT
Christmas MT
5 years ago
Oh I see, thank u