21=x-0.6x

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Solution for 21=x-0.6x equation:



21=x-0.6x
We move all terms to the left:
21-(x-0.6x)=0
We add all the numbers together, and all the variables
-(+0.4x)+21=0
We get rid of parentheses
-0.4x+21=0
We move all terms containing x to the left, all other terms to the right
-0.4x=-21
x=-21/-0.4
x=52+0.2/0.4

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