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Identifying Direct Variation from a Table

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Determine whether y varies directly with x. If so, find the constant of variation and write the equation.

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Identifying Direct Variation from an Equation

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Determine whether y varies directly with x.

If so, find the constant of variation.

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3y = 2x y = 2x + 3

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Find the missing value for each direct variation.

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If y = 4 when x = 3, find y when x = 6.

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If y = 10 when x = -3, find x when y = 2.

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If y = 1 when x = 10, find y when x = 2.