-3a+1=-a+9

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Solution for -3a+1=-a+9 equation: 



-3a+1=-a+9

We move all terms to the left:

-3a+1-(-a+9)=0

We add all the numbers together, and all the variables

-3a-(-1a+9)+1=0

We get rid of parentheses

-3a+1a-9+1=0

We add all the numbers together, and all the variables

-2a-8=0

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

-2a=8

a=8/-2

a=-4

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