smart35 smart35
  • 25-03-2017
  • Mathematics
contestada

What 9•8(k+9)-5•7=

K=?

Respuesta :

7q9 7q9
  • 25-03-2017
9.8(k+9)−5.7
Distribute:
=(9.8)(k)+(9.8)(9)+−5.7
=9.8k+88.2+−5.7
Combine Like Terms:
=9.8k+88.2+−5.7
=(9.8k)+(88.2+−5.7)
=9.8k+82.5
Answer:
=9.8k+82.5
Answer Link
Аноним Аноним
  • 25-03-2017
72k+613 is the answer.

I hope this helps. :)
Answer Link

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