kyc0319
kyc0319 kyc0319
  • 15-02-2021
  • Mathematics
contestada

If y varies directly as x and y =6 when x =2 ... find y when x=9

Respuesta :

altavistard
altavistard altavistard
  • 15-02-2021

Answer:

27

Step-by-step explanation:

y = kx, where k is the constant of proportionality.  If x = 2 and y = 6, that constant is determined as follows:

6 = k(2), or k = 3.  Then y = 3x.  When x = 9, y = 27

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