7n+25=9-n

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Solution for 7n+25=9-n equation: 



7n+25=9-n

We move all terms to the left:

7n+25-(9-n)=0

We add all the numbers together, and all the variables

7n-(-1n+9)+25=0

We get rid of parentheses

7n+1n-9+25=0

We add all the numbers together, and all the variables

8n+16=0

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

8n=-16

n=-16/8

n=-2

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