7n^+3=500

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Solution for 7n^+3=500 equation: 



7n^+3=500

We move all terms to the left:

7n^+3-(500)=0

We add all the numbers together, and all the variables

7n-497=0

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

7n=497

n=497/7

n=71

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