coopryan
coopryan coopryan
  • 07-05-2018
  • Mathematics
contestada

20 points! plz help me

20 points plz help me class=

Respuesta :

McChuck
McChuck McChuck
  • 07-05-2018
2a + 3 + a = 180
      - 3           - 3

2a + a = 177

3a = 177
----    ----   =   59
 3       3

59 is a.

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