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-7n-4=31*
We move all terms to the left:
-7n-4-(31*)=0
We add all the numbers together, and all the variables
-7n-4-0=0
We add all the numbers together, and all the variables
-7n-4=0
We move all terms containing n to the left, all other terms to the right
-7n=4
n=4/-7
n=-4/7
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