SOLUTION: please help!!! Suppose y varies inversely as x and y = 5 when x = 20. Find x when y = 2

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Question 60625This question is from textbook alegbra concepts and applications
: please help!!!
Suppose y varies inversely as x and y = 5 when x = 20. Find x when y = 2This question is from textbook alegbra concepts and applications

Answer by josmiceli(6781) About Me  (Show Source):
You can put this solution on YOUR website!
Inverse variation
1%2Fy+=+k%2Ax
where k is some constant
when x = 20 and y = 5,
1%2F5+=+k%2A20
k+=+1%2F100
when y = 2,
1%2Fy+=+k%2Ax
1%2F2+=+%281%2F100%29%2Ax
x+=+50 answer