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1.2+2.9n=n+76.7
We move all terms to the left:
1.2+2.9n-(n+76.7)=0
We get rid of parentheses
2.9n-n-76.7+1.2=0
We add all the numbers together, and all the variables
1.9n-75.5=0
We move all terms containing n to the left, all other terms to the right
1.9n=75.5
n=75.5/1.9
n=39+1/1.3571428571429
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