christian9090 christian9090
  • 26-05-2020
  • Mathematics
contestada

x+2y=4
2x-2y=5
what is the answer

Respuesta :

TheLazyNobita
TheLazyNobita TheLazyNobita
  • 26-05-2020

x + 2y = 4

2x - 2y = 5

Adding both the equations:

x + 2y + 2x - 2y = 9

3x = 9

x = 3

y = 4-x /2 = 1/2

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