121-2n=47

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Solution for 121-2n=47 equation:



121-2n=47
We move all terms to the left:
121-2n-(47)=0
We add all the numbers together, and all the variables
-2n+74=0
We move all terms containing n to the left, all other terms to the right
-2n=-74
n=-74/-2
n=+37

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