Please help me with the question it need to be done with substitution method

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secondary 2 | Maths
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secondary 2 Maths Singapore

Please help me with the question it need to be done with substitution method

Date Posted: 1 year ago

done {{ upvoteCount }} Upvotes

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Date Posted: 1 year ago

Bhavish

1 year ago

Thank you very much for your speedy response