10. Three math teachers went to Office Depot to buy school supplies. Mr. Smith bought nine boxes of
pencils, three boxes of markers, and twelve packages of notebook paper for $45.75. Ms. Santana
purchased five boxes of pencils, six boxes of markers, and eight packages of notebook paper for
$41.50. While Mrs. Baker spent $128 on twenty boxes of pencils, four boxes of markers, and fifty
packages of notebook paper.
Which of the following systems of equations can determine the price of these items individually?