7/n-1=9/n+1

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Solution for 7/n-1=9/n+1 equation:


7/n-1=9/n+1

We simplify the equation to the form, which is simple to understand 
7/n-1=9/n+1

We move all terms containing n to the left and all other terms to the right. 
+1n-1n=+1+1

We simplify left and right side of the equation. 
n=+2

0=2

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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