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Math Review

  •  English    8     Public
    Unit 4 - Algebraic Expressions and Properties (PART B)
  •   Study   Slideshow
  • 5 x (6 x 7) = 5 x (7 x 6) is the __________ property.
    associative property of addition
    associative property of multiplication
  •  15
  • 4 + 2 + 3 = 3 + 2 + 4
    communicative property of addition
    communicative property of multiplication
  •  15
  • 17 ( X + 2) = 17X + 34
    multiplication property of 1
    distributive property
  •  15
  • Use the distributive property: 9 (n + 4) - 1
    9n + 12
    9n + 35
  •  15
  • Use the distributive property: 3 (b + 5) + b
    4b + 15
    4b + 8
  •  15
  • Use the distributive property: 2 (x + 1) - x
    x + 3
    x + 2
  •  15
  • You go to Target with 4 friends. You each pay $4 for a candy bar and X dollars for coffee. Write and simplify an expression for the total the group pays.
    4 (4 + x) ------> 16 + 4x
    5 (4 + x) ------> 20 + 5x
  •  15
  • If x = $6, what is the total amount you spend at Target? 5 (4 + x)
    $50
    $31
  •  15