Jermaine Seng's answer to Kc's Primary 4 Maths question.
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Hope this helps.
Date Posted:
6 years ago
P4 have not learn x and y solution
There's no x or y solution. It is just letting X to be one unknown. If you look at the second answer provided to you by the other tutor, you will see that x is again made to solve the unknown.
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