21+5n-8=68

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Solution for 21+5n-8=68 equation: 



21+5n-8=68

We move all terms to the left:

21+5n-8-(68)=0

We add all the numbers together, and all the variables

5n-55=0

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

5n=55

n=55/5

n=11

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