Y=400+20x

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Solution for Y=400+20x equation:



=400+20Y
We move all terms to the left:
-(400+20Y)=0
We add all the numbers together, and all the variables
-(20Y+400)=0
We get rid of parentheses
-20Y-400=0
We move all terms containing Y to the left, all other terms to the right
-20Y=400
Y=400/-20
Y=-20

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