codya18 codya18
  • 04-06-2018
  • Mathematics
contestada

is the answer a, b, c, or d.

is the answer a b c or d class=

Respuesta :

mkryukova19 mkryukova19
  • 04-06-2018
x-2y =1 -------------> x=1+2y
6x - 5y = 20

6(1+2y)  - 5y= 20
6 +12y -5y =20
7y = 20 -6
7y = 14
y=2

x=1 +2y
x = 1 +2*2
x=5


(5,2) is the answer (B).
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