mememath mememath
  • 20-09-2014
  • Mathematics
contestada

Can someone help me: 4n-3=-2n+15

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mariamikayla
mariamikayla mariamikayla
  • 20-09-2014
[tex]4n-3=-2n+15\\\\4n+2n=15+3\\\\6n=18\\\\\boxed{x=\frac{18}{6}=3}[/tex]
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andyboy
andyboy andyboy
  • 20-09-2014
isolate n

4n-3=-2n+15
4n+2n-3=-2n+2n+15
6n-3=15
6n-3+3=15+3
6n=18
6n/6=18/6
n=3

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