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The area of Desert A is nine times the area of Desert B. If the sum of their areas is 2,000,000 square miles, find the area of each desert.
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The area of Desert A is nine times the area of Desert B. If the sum of their areas is 2,000,000 square miles, find the area of each desert.
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Apr 3, 2018
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The area of Desert A is nine times the area of Desert B. If the sum of their areas is 2,000,000 square miles, find the area of each desert.
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Jasonsirota
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a=9b
a+b=2000000, using a from above we have:
9b+b=2000000 combine like terms on left side
10b=2000000 divide both sides by 10
b=200000, since a=9b
a=1800000
A=1,800,000 mi^2 and B=200,000 mi^2
Skift
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Apr 9, 2018
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