1-2a=1-7a

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Solution for 1-2a=1-7a equation: 



1-2a=1-7a

We move all terms to the left:

1-2a-(1-7a)=0

We add all the numbers together, and all the variables

-2a-(-7a+1)+1=0

We get rid of parentheses

-2a+7a-1+1=0

We add all the numbers together, and all the variables

5a=0

a=0/5

a=0

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