-1=a-1-7a=

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



-1=a-1-7a=

We move all terms to the left:

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

We add all the numbers together, and all the variables

-(-6a-1)-1=0

We get rid of parentheses

6a+1-1=0

We add all the numbers together, and all the variables

6a=0

a=0/6

a=0

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