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cassidyhead27
08.10.2019 •
Mathematics
to determine if 34/51 = 14/21 is a true proportion, amy reduces each ratio to lowest terms. allen uses
cross-products. compare the two strategies. is one strategy better than the other?
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Ответ:
80 - 49 = 31
Step-by-step explanation:
x = 10 and y = 4
8 * 10 = 80
7 * 4 = 49
81-49=31