scarliie5908 scarliie5908

31-12-2017
Mathematics

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Ms.davis has 23 quarters and dimes worth 3.50. how many of each coin does she have

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lesliekolleroxrkcf lesliekolleroxrkcf

31-12-2017

q+d=23
.25q+.10d=3.50

25q+10d=350
d=23-q

25q+230-10q=350
15q=120
q=8
d=15

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