katelynsherbertks katelynsherbertks
  • 15-12-2019
  • Mathematics
contestada


ABC and DEF are supplementary. If
m ABC = 2y and mZDEF = 3y - 5, find y.
​

Respuesta :

julietaflores068 julietaflores068
  • 15-12-2019
2y+3y-5=180
5y=180+5
5y=185
y=185/5
y=37
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