2027ellaarcher 2027ellaarcher
  • 20-12-2022
  • Mathematics
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At an electronics store, DVDs are on sale. Some DVDs cost $14.00 each and some cost $12.00 each. Betty purchased 9 DVDs and spent a total of $114.00. Write a system of equations and solve by using substitution to determine how many $12.00 DVDs Betty purchased.

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