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Find the constant of proportionality. z is directly proportional to the sum of x and y. If x = 3 and y = 4, then z = 63. Need Help? Read It Watch It

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter2: Functions And Graphs

Section2.6: Proportion And Variation

Problem 19E: Find the constant of proportionality. I is inversely proportional to R. If R=20, then I=50.

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Find the constant of proportionality.
z is directly proportional to the sum of x and y. If x = 3 and y = 4, then z = 63.
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