400=8.a

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Solution for 400=8.a equation:



400=8.a
We move all terms to the left:
400-(8.a)=0
We add all the numbers together, and all the variables
-(+8.a)+400=0
We get rid of parentheses
-8.a+400=0
We add all the numbers together, and all the variables
-8a+400=0
We move all terms containing a to the left, all other terms to the right
-8a=-400
a=-400/-8
a=+50

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