n+4n-8+4n-7=66

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Solution for n+4n-8+4n-7=66 equation:



n+4n-8+4n-7=66
We move all terms to the left:
n+4n-8+4n-7-(66)=0
We add all the numbers together, and all the variables
9n-81=0
We move all terms containing n to the left, all other terms to the right
9n=81
n=81/9
n=9

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