missmarie1998 missmarie1998
  • 04-08-2016
  • Mathematics
contestada

Write the appropriate direct variation equation if y = 8 as x = -4

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nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 04-08-2016
For dirext variation:
y = kx
8 = -4k
k = 8/-4 = -2

Therefore, required equation is y = -2x
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