Motleykd2005 Motleykd2005
  • 21-06-2022
  • Mathematics
contestada

x + 3y = 9 and x - 3y = 8?

Respuesta :

sudiptamang
sudiptamang sudiptamang
  • 25-06-2022

Answer:

This help you

Step-by-step explanation:

y graphical method

Ver imagen sudiptamang
Answer Link
Yang100
Yang100 Yang100
  • 29-06-2022

Answer:

x=17/2, y=3/2. (17/2, 3/2).

Step-by-step explanation:

x+3y=9

x-3y=8

-----------

2x=17

x=17/2

17/2-3y=8

3y=17/2-8

3y=17/2-16/2

3y=1/2

y=(1/2)/3

y=(1/2)(3/1)

y=3/2

Answer Link

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