Mathematics, 06.07.2019 00:30 shanua

Suppose y varies directly with x. if y = -4 when x = 8, what is the equation of direct variation?
complete the steps to write the equation of direct variation.
1. start with the equation of direct variation y = kx.
2. substitute in the given values for x and y to get
3. solve fork to get
4. write the direct variation equation with the value found for k. the equation is

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Suppose y varies directly with x. if y = -4 when x = 8, what is the equation of direct variation?