SOLUTION: How is this equation worked -4(2+n)+9=1

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Question 131229: How is this equation worked -4(2+n)+9=1
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
-4(2+n)+9=1
-8-4n+9 = 1
-4n +1 = 1
-4n = 0
n = 0
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Cheerd,
San H.