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(8.20n)-8.25+3.25n=800
We move all terms to the left:
(8.20n)-8.25+3.25n-(800)=0
We add all the numbers together, and all the variables
(+8.20n)+3.25n-8.25-800=0
We add all the numbers together, and all the variables
3.25n+(+8.20n)-808.25=0
We get rid of parentheses
3.25n+8.20n-808.25=0
We add all the numbers together, and all the variables
11.45n-808.25=0
We move all terms containing n to the left, all other terms to the right
11.45n=808.25
n=808.25/11.45
n=70+3.85714285714/6.54285714286
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