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0.05n-15.4=0.01n+20.4
We move all terms to the left:
0.05n-15.4-(0.01n+20.4)=0
We get rid of parentheses
0.05n-0.01n-20.4-15.4=0
We add all the numbers together, and all the variables
0.04n-35.8=0
We move all terms containing n to the left, all other terms to the right
0.04n=35.8
n=35.8/0.04
n=894+0.04/0.04
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