Question: = O GRAPHS, FUNCTIONS, AND SEQUENCES Writing a direct variation equation Suppose that y varies directly with x, and y = 15 when x =

= O GRAPHS, FUNCTIONS, AND SEQUENCES Writing a direct variation equation Suppose that y varies directly with x, and y = 15 when x = 6. (a) Write a direct variation equation that relates x and y . Equation: X (b) Find y when x = 7 . y =

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