Question: Tell whether each equation is direct variation. If so, identify the constant of variation 20.) y =- 2x 21.) 8y = 3x + 1 22.)

Tell whether each equation is direct variation. If so, identify the constant of variation 20.) y =- 2x 21.) 8y = 3x + 1 22.) 12y = 24x 23.) 5x - 9y = 0 24.) 6x + 3 = y 25.) y = 4x - 8

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