7n-20=36+9

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Solution for 7n-20=36+9 equation: 



7n-20=36+9

We move all terms to the left:

7n-20-(36+9)=0

We add all the numbers together, and all the variables

7n-20-45=0

We add all the numbers together, and all the variables

7n-65=0

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

7n=65

n=65/7

n=9+2/7

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