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Why can you use cross products to solve the proportion 18/5 equals x/100 for x?
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Why can you use cross products to solve the proportion 18/5 equals x/100 for x?

User EnterKEY
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1 Answer

6 votes
18 x
--- = ----
5 100

18×100 = 5×x

1800 = 5x
------- ----
5 5

360 = x
Hope this helps!!!
User RDRR
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