-12=10n-40n-3

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Solution for -12=10n-40n-3 equation:



-12=10n-40n-3
We move all terms to the left:
-12-(10n-40n-3)=0
We add all the numbers together, and all the variables
-(-30n-3)-12=0
We get rid of parentheses
30n+3-12=0
We add all the numbers together, and all the variables
30n-9=0
We move all terms containing n to the left, all other terms to the right
30n=9
n=9/30
n=3/10

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