20=-6a+a

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Solution for 20=-6a+a equation:



20=-6a+a
We move all terms to the left:
20-(-6a+a)=0
We add all the numbers together, and all the variables
-(-5a)+20=0
We get rid of parentheses
5a+20=0
We move all terms containing a to the left, all other terms to the right
5a=-20
a=-20/5
a=-4

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