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Warm-up October 1, 2013

Warm-up October 1, 2013. Chuck is 2 inches shorter than his sister, Jan. If j is Jan’s height, write an algebraic expression to represent Chuck’s height. 48 – (-6) = (-42.6) - (14.2) = (-43) - (-4.3) = C. Write an algebraic expression. 15 more than 8 times R

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Warm-up October 1, 2013

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  1. Warm-upOctober 1, 2013 • Chuck is 2 inches shorter than his sister, Jan. If j is Jan’s height, write an algebraic expression to represent Chuck’s height. • 48 – (-6) = • (-42.6) - (14.2) = • (-43) - (-4.3) = • C

  2. Write an algebraic expression • 15 more than 8 times R • 13 less than the product of 6 and Y • Half of T plus 4 • The sum of 12 and the product of 7 and W • Hilda’s sister is A years old. Hilda is 9 years less than twice the age of her sister.

  3. Answers • 8R +15 • 6Y – 13 • T/2 + 4 • 7W +12 • 2A - 9

  4. Combine like terms 6.) 6B + 8B + 5B + 3V – 2V 7.) 6G + 5T + 3G – 2T – 4G 8.) 9H + 12H – 13H + 6 + 4J 9.) 6M – 3M – 5M + 8U – 12U 10.) 8K + 2W – 7K + 8 + 4W – 3W - 7

  5. Answers 6.) 19B + 1V or 19B + V 7. ) 5G + 3T 8. ) 8H + 4J + 6 9.) -2M - 4U 10.) K + 3W + 1

  6. Use the distributive property and combine like terms 11.) 6 (5M + 6G) 12.) 5 (4H – 4L) 13.) 3 (3D + 3E) + 7 14.) 14B + 12B + 5(7Y – 9K) 15.) 11A + 3E + (5E + 2A) + (-5)(5F - 7R)

  7. Answers 11.) 30M + 36G 12.) 20H - 20L 13.) 9D + 9E + 7 14.) 26B + 35Y - 45K 15.) 13A + 8E + (-25F) - (-35R)

  8. Page 92 answers • A 12. A 22. 2 + c • E 13. 3 + y 23. z - 8 • D 14. x - 2 24. ½ r • B 15. r / 7 25. 4t • E 16. 5 + p 26. z - 5 • A 17. Y - 2 27. 8 + m • C 18. 3n 28. 3 / s • B 19. h + 14 29. 4n • D 20. 7 - r 30. z – 10 • B 21. 2y 31. 4x • C 32. 12 - q

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