Seudónimo Seudónimo
  • 08-02-2017
  • Mathematics
contestada

If y is proportional to x and y = -15 when x = -20, what is the value of x when y = 12?

Respuesta :

bumgardnerj bumgardnerj
  • 08-02-2017
I think x would be 7 
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Аноним Аноним
  • 08-02-2017
-20           x
------ = ---------
-15          12

-15x = -240
      x = -240/-15
      x = 16

hope this helps :)


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