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    Exam 7: Rational Expressions and Equations
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    Find an Equation of Variation in Which the Following Are
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Find an Equation of Variation in Which the Following Are

Question 128

Question 128

Multiple Choice

Find an equation of variation in which the following are true.
-y varies jointly as x and z, and y = 120 when x = 8 and z = 3


A) Find an equation of variation in which the following are true. -y varies jointly as x and z, and y = 120 when x = 8 and z = 3 A)    B)  y = 7xz C)  y = 5xz D)  y = 15x
B) y = 7xz
C) y = 5xz
D) y = 15x

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