-7n=-6n-9

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Solution for -7n=-6n-9 equation: 



-7n=-6n-9

We move all terms to the left:

-7n-(-6n-9)=0

We get rid of parentheses

-7n+6n+9=0

We add all the numbers together, and all the variables

-1n+9=0

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

-n=-9

n=-9/-1

n=+9

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