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Mathematics 4 Online
OpenStudy (anonymous):

Write a direct variation equation that relates x and y. Assume that y varies directly as x. Then solve. If y = 5 when x = –10, find y when x = 1 a. y = -1/2x;-3/5 b. y =1/2x;1/2 c. y = -1/2x;-1/2 d. y = -7/10x;-7/10.

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