iuytrds iuytrds
  • 12-12-2016
  • Mathematics
contestada

If y varies directly as x, and y = 25 when x = 5, find y when x = 25.

Respuesta :

altavistard
altavistard altavistard
  • 06-07-2018
Appropriate equation for direct variation:  y = mx

Here,                                                         25=m(5), so that m = 5 and
                                                                   y=5x

Then, if x=25, y=5(25) = 125 (answer)
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