anyone able to help me with this qn? need answer asap.. THANKS!! :D

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secondary 3 | A Maths
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secondary 3 A Maths Singapore

anyone able to help me with this qn? need answer asap..
THANKS!! :D

Date Posted: 5 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Know your rules well. Follow the instructions in red.
Check answer by substituting your answers to the equation

Date Posted: 5 years ago