Mathematics, 10.11.2020 21:20 jwagner1580
At a video store, the cost of 3 DVDs, 2 video games, and 4 snack packs is $130. The cost of 2 DVDs, 1 video game, and 5 snack packs is $105. The cost of 3 DVDs, 3 video games, and 3 snack packs is $135. Find the cost of each item. Write a system of equations to represent the situation, and solve using matrices. Write the matrix equation to show what is being entered into the calculator.
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At a video store, the cost of 3 DVDs, 2 video games, and 4 snack packs is $130. The cost of 2 DVDs,...
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