Answer
She must sell 56.
Work Step by Step
155v = 5000 +65v
90v = 5000
v = 55.6
55.6 is not a whole number of vases, so she must sell 56.
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 2 - Systems of Linear Equations and Inequalities - 2.2 Solving Systems of Equations Using the Substitution Method - 2.2 Exercises - Page 151: 11
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