3.9n-1.9-9.9=12,38

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Solution for 3.9n-1.9-9.9=12,38 equation:



3.9n-1.9-9.9=12.38
We move all terms to the left:
3.9n-1.9-9.9-(12.38)=0
We add all the numbers together, and all the variables
3.9n-24.18=0
We move all terms containing n to the left, all other terms to the right
3.9n=24.18
n=24.18/3.9
n=6+0.78/3.9

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