4n+3n+2n-7n=18

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Solution for 4n+3n+2n-7n=18 equation:



4n+3n+2n-7n=18
We move all terms to the left:
4n+3n+2n-7n-(18)=0
We add all the numbers together, and all the variables
2n-18=0
We move all terms containing n to the left, all other terms to the right
2n=18
n=18/2
n=9

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