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Mathematics 14 Online
OpenStudy (anonymous):

If y varies directly with x and y = -7 when x = -1, find x when y = -84.

OpenStudy (mertsj):

y varies directly with x means y = kx. k is a constant. So replace y with -7 and x with -1 and find k. Then, you can find x because you will know k and y = -84.

OpenStudy (anonymous):

thank you!(:

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