mememath
mememath
20-09-2014
Mathematics
Answered
Can someone help me: 4n-3=-2n+15
Answer :
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
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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