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19 May, 01:08

W=3y-2n. Work out y if W=19 and N=7

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Answers (2)
  1. 19 May, 01:15
    0
    The answer is 11. 19=3y-2x7. 2x7=14. Add 14 to both sides and your left with 33=3y devide both sides by 3 to get 11=y
  2. 19 May, 01:34
    0
    Given

    w = 3y-2n w = 19 and n = 7

    thus

    19 = 3y-2*7

    19 = 3y-14

    33 = 3y

    y = 11
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