tatiana0
tatiana0 tatiana0
  • 01-03-2019
  • Mathematics
contestada

Please help me on this question

Please help me on this question class=

Respuesta :

JSKQ
JSKQ JSKQ
  • 01-03-2019

13x150+9d+21x50+10d

=1950+1050+9d+10d

=3000+19d

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