250878
26.10.2021 •
Mathematics
A girl received $100 for her birthday. At the store she can buy 1 video game and 3 DVDs for $100. She could ask buy 2 video games and 1 DVD for $100. Write and solve a system of equations to determine the cost of a video and the cost of a dvd
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Ответ:
y = x
Where
is the rate of snow fallen every hour, x the time in hours and y the amount of snow fallen.