dashuanpoindexpdgyx8 dashuanpoindexpdgyx8
  • 27-08-2018
  • Mathematics
contestada

4n + 5n= -9? What is the answer?

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ibrahimalnahhal360
ibrahimalnahhal360 ibrahimalnahhal360
  • 27-08-2018

add 4n and 5n, which is 9. 9n=-9, and if u divide both sides by nine, n=-1

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sarahwouters117 sarahwouters117
  • 27-08-2018

Combine like terms:

[tex] 4n+5n=-9\\ 9n=-9 [/tex]

Isolate the variable on one side of the equation:

[tex] 9n=-9\\ n=-1 [/tex]

The answer is [tex] n=-1 [/tex].

Answer Link

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