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11 December, 03:09

1. Which expression is equivalent to a + (c+7)

1. 7ac

2. a - (c+7)

3. (c+7) - a

4. (a + c) + 7

2 Which expression is equivalent to x+11

1. 11x

2. 11+x

3. 11-x

4. - x+11

3. Which expression is equivalent to mn+z

1. nm+n

2. z+mz

3. mz+n

4, z+nm

4. Which expression is equivalent to (x y) z

1. (x + y) + z

2. 2z (xy)

3. x (yz)

4. x (y+z)

+3
Answers (1)
  1. 11 December, 05:12
    0
    For 1 its 4

    2 its 2

    3 its 4

    4 its 1
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