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13 May, 22:59

Evaluate 2|3y-8|+y if y = 2.5

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Answers (2)
  1. 13 May, 23:13
    0
    Subtitute value of y to the expression:

    2 · |3 · 2.5 - 8| + 2.5 = 2 · |7.5 - 8| + 2.5 = 2 · |-0.5| + 2.5

    = 2 · 0.5 + 2.5 = 1 + 2.5 = 3.5
  2. 13 May, 23:22
    0
    2|3y-8|+y if y = 2.5

    2|3 (2.5) - 8|+2.5

    2|7.5-8|+2.5

    2 (0.5) + 2.5

    1+2.5

    =3.5
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