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29 July, 12:03

What is the value of - 3r + 8 when r=4?

0 - 12

0 - 4

O4

o 12

+4
Answers (2)
  1. 29 July, 13:29
    0
    4

    Step-by-step explanation:

    -3r + 8

    r = 4

    Substitute r with the number it stood in for.

    -3 (4) + 8

    Do the multiplication first.

    -12 + 8

    or

    8 - 12

    Compute.

    -12 + 8 = 4

    Your answer is 4
  2. 29 July, 14:31
    0
    The correct answer is - 4.
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