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Y varies inversely with X. Y is 8 when x is 10. What is y when x is 4?

Y varies inversely with X. Y is 8 when x is 10. What is y when x is 4?
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Y varies inversely with X. Y is 8 when x is 10. What is y when x is 4?

Y varies inversely with X. Y is 8 when x is 10. What is y when x is 4?-example-1
asked
User Rob Deary
by
8.0k points

1 Answer

7 votes

Answer:

xy = k

8(10) = 80 = k

4y = 80

y = 20

answered
User Xonara
by
8.5k points
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