2a-(1-6a)=15

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Solution for 2a-(1-6a)=15 equation: 



2a-(1-6a)=15

We move all terms to the left:

2a-(1-6a)-(15)=0

We add all the numbers together, and all the variables

2a-(-6a+1)-15=0

We get rid of parentheses

2a+6a-1-15=0

We add all the numbers together, and all the variables

8a-16=0

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

8a=16

a=16/8

a=2

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