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Mathematics 21 Online
OpenStudy (anonymous):

Tell whether the equation represents a direct variation. If so identify the constant of variation. y + 3x = 0

OpenStudy (tkhunny):

Rewrite: y = -3x Can you now answer the question?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

Two variables related in such a way that their values always have a constant ratio directly vary. the ratio here of x/y is -3, which is a constant. since the ratio is constant, the equation represents a direct variation

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