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What is the proportional rate for 15/21=20/y?

What is the proportional rate for 15/21=20/y?
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3 votes
What is the proportional rate for 15/21=20/y?

User Kevin Rood
by
7.7k points

1 Answer

3 votes

Answer:

y=28

Explanation:

15/21=20/y

15y=420

y=28

User Johann Horvat
by
8.0k points
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