lilywomble14 lilywomble14
  • 02-02-2024
  • Mathematics
contestada

Someone please help me with this

Someone please help me with this class=

Respuesta :

Lindseymt2006 Lindseymt2006
  • 02-02-2024

Answer: (x,y) = (5,4)

Step-by-step explanation: 3x+4y=31 & 2x-4y=-6 goes to 5x=25, then divide both by 5 to get x=5. Next, you substitute x substitute; 2 x 5 -4y=-6 goes into y=4. Then do 3 x 5 + 4 x 4 = 31 & 2 x 5 - 4 x 4 =-6, which will equal 31 = 31 & -6 = -6. So, (x,y) = (5,4).

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