maddieweiss maddieweiss
  • 16-09-2014
  • Mathematics
contestada

3n+2=-2n-8

Is there any short cuts or clues to make this easier? 

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luana
luana luana
  • 16-09-2014
[tex]3n+2=-2n-8\\\\3n+2n=-8-2\\\\5n=-10\ \ \ \ \ \ \ \ \ |:5\\\\n=-2[/tex]
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Huskapowa
Huskapowa Huskapowa
  • 16-09-2014
Simply start of by adding 2n to both sides. This should leave you with 5n+2=-8
Then subtract 2 from both sides. This should leave you with 5n=-10.
Divide each side by 5, and your answer should be n=-2
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