A box containing five, ten, and twenty-dollar bills, has 130 bills in it with a total value of $2560. Find how many bills of each type are in the box by setting up and solving a system of linear equations.
A box containing five, ten, and twenty-dollar bills, has 130 bills in it with a total value of $2560. Find how many bills of each type are in the box by setting up and solving a system of linear equations.
Algebra for College Students
10th Edition
ISBN:9781285195780
Author:Jerome E. Kaufmann, Karen L. Schwitters
Publisher:Jerome E. Kaufmann, Karen L. Schwitters
Chapter13: Conic Sections
Section13.5: Systems Involving Nonlinear Equations
Problem 7CQ
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Transcribed Image Text:A box containing five, ten, and twenty-dollar bills, has 130 bills in it with a total
value of $2560. Find how many bills of each type are in the box by setting up and
solving a system of linear equations.
Transcribed Image Text:a. Express the system of linear equations in the form Ax = b.
b. Express the same system in a vector equation form.
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