briannaharries09 briannaharries09

04-02-2020
Mathematics

contestada

x and y vary inversely, and y =7 when x = 4. What is the constant of variation?

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jpneeley jpneeley

04-02-2020

Answer:

Y doesn't vary directly with x

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Chelboy Chelboy

04-02-2020

Answer:28

Step-by-step explanation:

X varies inversely as y

X©1/y

X=k/y

4=k/7

Cross product

We get 4×7=k×1

28=k

Therefore constant (k)=28

Answer Link

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