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11 June, 04:26

What is the value of the expression below when x = - 2?

5 + 3 (x - 7) - (x + 1)

A.

-5

B.

-7

C.

-21

D.

-23

+1
Answers (1)
  1. 11 June, 04:29
    0
    5+3 (x-7) - (x+1)

    5+3 (-2-7) - (-2+1)

    5+3 (-9) - (-1)

    5+3 (-9) + 1

    5+-27+1

    5-27+1

    -22+1

    -21

    C
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