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TiliK225 [7]
3 years ago
12

River C is 300 Miles Longer than River D. If the sum of their lengths is 5,570 miles, what is the length of each river?

Mathematics
1 answer:
d1i1m1o1n [39]3 years ago
6 0
x-\ length\ of\ river\ D\\
x+300-\ length\ of\ river\ C\\\\
5570=x+x+300\\
5570=2x+300\ \ \ | subtract\ 300\\5270=2x\ \ \ | divide\ by\ 2\\x=2635\\\\
River\ C\ is\ 2935miles\ long\ and\ river\ D\ 2635\ miles\ long.
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