slawson4328
01.08.2019 •
Mathematics
Ms.davis has 23 quarters and dimes worth 3.50. how many of each coin does she have
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Ответ:
.25q+.10d=3.50
25q+10d=350
d=23-q
25q+230-10q=350
15q=120
q=8
d=15
Ответ:
A(t) = 100t^2 + 500t + 625
3,025 square pixels
Step-by-step explanation: