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0.3(n+5)=0.4-0.2n
We move all terms to the left:
0.3(n+5)-(0.4-0.2n)=0
We add all the numbers together, and all the variables
0.3(n+5)-(-0.2n+0.4)=0
We multiply parentheses
0.3n-(-0.2n+0.4)+1.5=0
We get rid of parentheses
0.3n+0.2n-0.4+1.5=0
We add all the numbers together, and all the variables
0.5n+1.1=0
We move all terms containing n to the left, all other terms to the right
0.5n=-1.1
n=-1.1/0.5
n=-2+0.1/0.5
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