11conroyc 11conroyc
  • 04-03-2017
  • Mathematics
contestada

expand 4(2d+5)


factorise 15x+18y

Respuesta :

zexius
zexius zexius
  • 04-03-2017
4(2d + 5) = 8d + 20

15x + 18y = 3(5x + 6y)
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