2n-18=7

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Solution for 2n-18=7 equation: 



2n-18=7

We move all terms to the left:

2n-18-(7)=0

We add all the numbers together, and all the variables

2n-25=0

We move all terms containing n to the left, all other terms to the right

2n=25

n=25/2

n=12+1/2

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