Question

If y varies inversely as x, and y = 10 when x = 7, find y for the x-value of 10.

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Answer 1

when something is inversely related : y=k/x

DONT FORGET THE CONSTANT k :D

now lets solve for k (since its a constant, it ALWAYS STAYS THE SAME :D)

10=k/7, thus k=70

now lets make the second and final equation,
y=70/10
thus, y=7

Answer 2

thank youu!:)

Answer 3

np :)