SOLUTION: Sami saves 40 two dollar notes and ten dollar notes. Her total savings is 168 dollars. How many two dollar notes does Sami have?
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-> SOLUTION: Sami saves 40 two dollar notes and ten dollar notes. Her total savings is 168 dollars. How many two dollar notes does Sami have?
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You can put this solution on YOUR website! x = number of 2 dollar notes
y = number of 10 dollar notes
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x + y = 40
2x + 10y = 168
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put the system of linear equations into standard form
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x + y = 40
2x + 10y = 168
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solution:
x = number of 2 dollar notes = 29
y = number of 10 dollar notes = 11
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