Katieperezzzz Katieperezzzz
  • 21-01-2016
  • Mathematics
contestada

2. Combine like terms
-21a + 16a
A.-5a
B.5a
C.37a
D.-37a

Respuesta :

20868
20868 20868
  • 21-01-2016
you're answer is A because it's the same as saying -21 + 16= -5 or the same as 21 - 16 and you get 5. but put a negative on the 5. 

hope you understood it.
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