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MBA IT, Mater in Science and Technology
Devry
Jul-1996 - Jul-2000
Professor
Devry University
Mar-2010 - Oct-2016
THREEÂ ALGEBRA ONEÂ QUESTIONS!
Answer the first three questions on the worksheet included. Please follow all instructions, and make sure answers are accurate and concise. Thank you.Â
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Assignment: Solve by Elimination
Choose any three (3) of the following four problems to solve.
1. A local movie theater charges $12 for an adult ticket and $10 for a child’s ticket. A group of
eight people spent a total of $86 on tickets to a movie. How many adults and how many
children were in the group?
a. Write a system of linear equations based on the description. Use x to represent the
number of adults and y to represent the number of children. b. Solve the system using the elimination method. Show all the steps leading to your
answer. c. Write 1-2 sentences to explain what the solution means for this situation. 2. A child has a piggy bank that contains only quarters and dimes. Altogether, there are 27
coins in the bank and the total value of the coins is $4.50. How many quarters and how many
dimes are in the piggy bank?
a. Write a system of linear equations based on the description. Use x to represent the
number of quarters and y to represent the number of dimes. b. Solve the system using the elimination method. Show all the steps leading to your
answer. c. Write 1-2 sentences to explain what the solution means for this situation. 3. A new online store charges all customers one price to download any song and another price
to download any game. Jenna paid $20.50 to download eight songs and three games, and
Dwayne paid $22.50 to download four songs and five games. How much does the store
charge to download each song and game? © K12 Inc. a. Write a system of linear equations based on the description. Use x to represent the
cost of each song and y to represent the cost of each game. b. Solve the system using the elimination method. Show all the steps leading to your
answer. c. Write 1-2 sentences to explain what the solution means for this situation. 4. A seafood company sells salmon and shrimp to local restaurants. The company charges its
customers one price for salmon and another price for shrimp. One restaurant pays $166.83
for ten pounds of salmon and seven pounds of shrimp, while another pays $143.86 for five
pounds of salmon and nine pounds of shrimp. How much does each seafood product cost
per pound?
a. Write a system of linear equations based on the description. Use x to represent the
number of pounds of salmon and y to represent the number of pounds of shrimp. b. Solve the system using the elimination method. Show all the steps leading to your
answer. c. Write 1-2 sentences to explain what the solution means for this situation. © K12 Inc.