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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
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


Write an algebraic expression
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.


Answers
Answers

  • 8R +15

  • 6Y – 13

  • T/2 + 4

  • 7W +12

  • 2A - 9


Combine like terms
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


Answers1
Answers

6.) 19B + 1V or 19B + V

7. ) 5G + 3T

8. ) 8H + 4J + 6

9.) -2M - 4U

10.) K + 3W + 1


Use the distributive property and combine like terms
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)


Answers2
Answers

11.) 30M + 36G

12.) 20H - 20L

13.) 9D + 9E + 7

14.) 26B + 35Y - 45K

15.) 13A + 8E + (-25F) - (-35R)


Page 92 answers
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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