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Anonymous Anonymous
  • 05-03-2017
  • Mathematics
Answered

simplify :

-2n - (9 - 10n)


9a + 10 ( 6a - 1)

Verified Answer :

Anonymous Anonymous
  • 05-03-2017

-2n-9-10n
69a-10
Hope this helps

Answer Link
Anonymous Anonymous
  • 05-03-2017

1) -2n - (9 - 10n)

= -2n - 9 + 10n

= 8n - 9

2) 9a + 10 ( 6a - 1)

= 9a + 60a - 10

= 69a - 10

Hope this helps!

Answer Link

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