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-0.8+3.1n=-6.4n-0.8+0.3n
We move all terms to the left:
-0.8+3.1n-(-6.4n-0.8+0.3n)=0
We add all the numbers together, and all the variables
3.1n-(-6.1n-0.8)-0.8=0
We get rid of parentheses
3.1n+6.1n+0.8-0.8=0
We add all the numbers together, and all the variables
9.2n=0
n=0/9.2
n=0
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