P19_006.PDF

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Chapter 19 - 19.6
6. (a) Let the reading on the Celsius scale be x and the reading on the Fahrenheit scale be y .Then
y = 5 x + 32. For x =
71, this gives y =
32). Thus, for y = 134 we
find x
56 . 7 on the Celsius scale.
96.
(b) The relationship between y and x may be inverted to yield x = 9 ( y
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