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8 September, 18:23

X=8, y=20 find y when x=42

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Answers (2)
  1. 8 September, 18:25
    0
    make a proportion with 8 over 42 and 20 over a variable. then cross multiply and solve.
  2. 8 September, 18:27
    0
    You can make a proportion of 8/20 to 42/x and then simply cross multiply from there to solve for y
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