0.1n-2n=0.2(n-3)

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Solution for 0.1n-2n=0.2(n-3) equation:



0.1n-2n=0.2(n-3)
We move all terms to the left:
0.1n-2n-(0.2(n-3))=0
We add all the numbers together, and all the variables
-1.9n-(0.2(n-3))=0
We calculate terms in parentheses: -(0.2(n-3)), so:
0.2(n-3)
We multiply parentheses
0.2n-0.6
Back to the equation:
-(0.2n-0.6)
We get rid of parentheses
-1.9n-0.2n+0.6=0
We add all the numbers together, and all the variables
-2.1n+0.6=0
We move all terms containing n to the left, all other terms to the right
-2.1n=-0.6
n=-0.6/-2.1
n=0.6/2.1

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