robertas1202 robertas1202
  • 23-05-2019
  • Mathematics
contestada

simplify please.
question:
a+2a+3a+4a
A)9a
B)10a³(the small three is a four)
C)9a³(also a small four)
D)10a

Respuesta :

najeswerv
najeswerv najeswerv
  • 23-05-2019

the answer is D, because the “ a “ thats alone has an invisible one in front of it, so it’ll be 1a+2a+3a+4a

Answer Link
Raivion
Raivion Raivion
  • 23-05-2019

Answer:

D

Step-by-step explanation:

Answer Link

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