Christmas MT's answer to Yi ting:)'s Primary 6 Maths Algebra Singapore question.

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Christmas MT
Christmas Mt's answer
3427 answers (A Helpful Person)
1st
Use x as the default algebra to define the answer you are looking for, i.e. number of $1 coins (instead of the number of 50-cent coins).
Yi ting:)
Yi Ting:)
4 years ago
thanks