9n-2n+1=40+3

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Solution for 9n-2n+1=40+3 equation: 



9n-2n+1=40+3

We move all terms to the left:

9n-2n+1-(40+3)=0

We add all the numbers together, and all the variables

9n-2n+1-43=0

We add all the numbers together, and all the variables

7n-42=0

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

7n=42

n=42/7

n=6

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