2n-(-1)=7

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Solution for 2n-(-1)=7 equation:



2n-(-1)=7
We move all terms to the left:
2n-(-1)-(7)=0
determiningTheFunctionDomain 2n-7-(-1)=0
We add all the numbers together, and all the variables
2n-6=0
We move all terms containing n to the left, all other terms to the right
2n=6
n=6/2
n=3

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