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Unformatted text preview: Story Problems 1 ‐ Key 1. 2. 3.
4. 5. 6. 7. 8. 9. 10. 11. X is Cory’s original number of cars. X + 8 = 23 Cory had 15 cars to begin. X is the number of bows in a bag. 3x – 3 = 24 There are 9 bows in each bag. X is the value of the secret number 4(1/3) = 5 + x The secret number is 15. X is the previous altitude ‐60 = x – 23 The previous altitude is ‐37 meters. X is the cost of 1 onion. 8x + 3 = 12x – 1 The cost of 1 onion is $1. X is the cost of a box of cereal. 3x + 5 – 2 = 2x + 12 A box of cereal cost $9. X is the cost of a Snickers bar. 70 = ¼ x – 10 There are 320 calories in a Snickers bar. X is the length of the Amazon River. 245 + x = 4157 The Amazon River is 3912 miles long. X is the height of the Washington Monument. 1250 = 140 + 2x The height of the Washington Monument is 555 feet. X is the amount of Jim’s money. (100 + x) + x = 410 Jim has $155. second #3! X is the value of the secret number 9 + 3x = 2x ‐ 6 The secret number is ‐15. ...
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 Fall '11
 McAnelly

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