.90n=n+12

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Solution for .90n=n+12 equation:



.90n=n+12
We move all terms to the left:
.90n-(n+12)=0
We get rid of parentheses
.90n-n-12=0
We add all the numbers together, and all the variables
-0.1n-12=0
We move all terms containing n to the left, all other terms to the right
-0.1n=12
n=12/-0.1
n=-120

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