starlatorres69 starlatorres69
  • 14-09-2019
  • Mathematics
contestada

What is n? -4n - 5 = -3n + 4

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r3t40
r3t40 r3t40
  • 14-09-2019

Move n terms on one side and other terms on the other side. Note that by moving we are essentially subtracting and adding to both sides so the prefix of a term changes from - to + or from + to -.

[tex]

-4n-5=-3n+4 \\

-4n+3n=4+5 \\

-n=9 \\

n=-9

[/tex]

Hope this helps.

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