3 years ago

If x varies inversely as y and x=12 when y=9, find x when y=54

Mathematics

1 answer:

beks73 [17]3 years ago

3 0

Answer:

x = 72

Step-by-step explanation:

We set the two equal to each other

x = 12/y = 9 is equal to x/y = 54.

In order for 9 to get to 54, you have to multiply it by 6. Since you multiplied the denominator with 6, you have to do the same with the numerator. 12 times 6 is 72.

x = 72

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