Ayse and Ahmet are playing a think of a number game. Ayse says, I think of a
Question:
Ayse and Ahmet are playing a ‘think of a number’ game.
Ayse says, ‘I think of a number, double it and subtract 5.The answer is 27.’
What is the number Ayse chose?
Using n to represent the number Ayse chose, we can write:
2n − 5 = 27
Then we solve the equation as before:
So the number she chose is 16.
Transcribed Image Text:
2n=27+5 2n=32 n=16 (add 5 to both sides of the equation) (divide both sides by 2)
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Related Book For
Cambridge Checkpoint Lower Secondary Mathematics Student's Book 7
ISBN: 9781398301948
3rd Edition
Authors: Frankie Pimentel, Ric Pimentel, Terry Wall
Question Posted:
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