Math

1. 3w – 10w

a. 13w
b. –7w <---------------------------
c. –7
d. 7w

2. y + 1.2y +1.2z

a. 2.4yz
b. 1.3y + 1.2z
c. 1.2y2 + 1.2z <-------------------
d. 2.2y + 1.2z

3. 6r + r – 5r

a. 2r <--------------------
b. 1r + r
c. 0r
d. 7r – 5r

4. 5x + 2(x + 6)

a. 7x + 6
b. 7x2 + 12 <--------------------
c. 7x + 12
d. 7x (x + 6)

5. –3m + 3(m + 6)

a. 6
b. –6m + 6
c. 6m + 18 <-------------------
d. 18

  1. 👍
  2. 👎
  3. 👁
  1. 1. yes
    2. no
    3. yes
    4. yes
    5. no

    1. 👍
    2. 👎
    👤
    Ms. Sue
  2. Is 2. a and 5. b

    1. 👍
    2. 👎
  3. 2.
    1y+1.2 y = 2.2 y
    so
    2.2 y + 1.2 d

    5.
    -3m + 3m + 18

    = 0 + 18

    1. 👍
    2. 👎
  4. 1.A
    2.B
    3.A
    4.C
    5.D

    1. 👍
    2. 👎
  5. Don't Trust Princess27!!!
    The real answers are:
    1. B
    2. D
    3. A
    4. C
    5. D
    GOD IS THE WITNESS THAT THESE ARE THE ANSWERS!!! 100% CORRECT

    1. 👍
    2. 👎
  6. All correct from Arthur but #2. #2 is B.

    1. B
    2. B
    3. A
    4. C
    5. D

    1. 👍
    2. 👎

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