Suppose that y varies inversely with x. write an equation for the inverse variation. y = 2 when x = 3

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An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12