The variables x and y vary inversely. When y is 10, x is 10. What is x when y is 20
1 answer:
<span>inversely
y = k/x
k = yx
k = 10*10 = 100
when y = 20
20 = 100/x
20x = 100
x = 5
answer
</span><span> x = 5 when y is 20</span>
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