Sin Yee's answer to Dope's Secondary 1 Maths Singapore question.

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Sin Yee
Sin Yee's answer
443 answers (A Helpful Person)
1st
Place 2x at SR and 3x at QR so that the values are balanced.
For eg, if I were to put 3x at SR and 2x at QR, SR will still be bigger than QR and the equation (with equal sign) will not be valid.