Seudónimo Seudónimo
  • 17-01-2017
  • Mathematics
contestada


Which is a simplified form of the expression 3a + 7 – a – 7?
A. 2a
B. 4a
C. 2a + 14
D. 4a – 14

Respuesta :

kirstenrewis
kirstenrewis kirstenrewis
  • 17-01-2017
You must add all the like terms and you get 2a
Answer Link
Аноним Аноним
  • 17-01-2017
It would be: 3a + 7 - a - 7
= 2a 

In short, Your Answer would be Option A

Hope this helps!
Answer Link

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