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N+5(n-1)=7 help me i dont get it
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1 vote
N+5(n-1)=7 help me i dont get it


User Bjiang
by
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2 Answers

3 votes
n+5(n-1)=7
n+5=7
-5=-5
n=2

n-1=7
+1=+1
n=8
User Cocotwo
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8.5k points
1 vote

n+5(n-1)=7 \\\\ n+5n-5=7 \\\\ 6n-5=7 \\\\ 6n=7+5 \\\\ 6n= 12 \\\\ \boxed{n=(12)/(6)=2}
User Deepu Sasidharan
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8.1k points
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