a-7a+20=26

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Solution for a-7a+20=26 equation: 



a-7a+20=26

We move all terms to the left:

a-7a+20-(26)=0

We add all the numbers together, and all the variables

-6a-6=0

We move all terms containing a to the left, all other terms to the right

-6a=6

a=6/-6

a=-1

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