Using a System with Three Unknowns The school district ordered bouquets to honor its three teachers of the year. It received this invoice fc bouquets. Namber of Hydrangeas Number of Number of Cost Roses Lilies 4 3 $43.75 Bouquet A 6. $36.25 Bouquet B 3. 9. $41.00 Bouquet C Taxes $9.98 Grand total $130.98
Using a System with Three Unknowns The school district ordered bouquets to honor its three teachers of the year. It received this invoice fc bouquets. Namber of Hydrangeas Number of Number of Cost Roses Lilies 4 3 $43.75 Bouquet A 6. $36.25 Bouquet B 3. 9. $41.00 Bouquet C Taxes $9.98 Grand total $130.98
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 23EQ:
23. Consider a simple economy with just two industries: farming and manufacturing. Farming consumes...
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Unit Activity: Linear Systems and Matrices
6 of 7
Task 2
E Print
Using a System with Three Unknowns
The school district ordered bouquets to honor its three teachers of the year. It received this invoice for the
bouquets.
Number of
Lilies
hrmber of
Hydrangeas
Number of
Cost
Roses
3
$43.75
4
Bouquet A
$36.25
6.
3
Bouquet B
$41.00
6.
Bouquet C
$9.98
Taxes
$130.98
Grand total
Part A
nt this situation, where r is the pretax price of each rose, / is the
Then translate the system into a
2 Question
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Unit Activity: Linear Systems and Matrices
6 of
? Question
Use Gaussian elimination to solve the system of equations representing this situation.
t For
Which statements about the situation are true?
re
Select all the correct answers.
ments
Each bouquet had taxes of approximately $3.32.
The price of each lily is $3.
Each bouquet contains approximately 4 hydrangeas.
Each hydrangea costs $1 more than each rose.
A bouquet containing 4 roses and 1 lily would cost $16.
The price of each rose is unreasonable because it cannot be a
decimal value.
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