2n-25=55

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Solution for 2n-25=55 equation: 



2n-25=55

We move all terms to the left:

2n-25-(55)=0

We add all the numbers together, and all the variables

2n-80=0

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

2n=80

n=80/2

n=40

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