-2(1+7a)=-a+4(1-3a)

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Solution for -2(1+7a)=-a+4(1-3a) equation: 



-2(1+7a)=-a+4(1-3a)

We move all terms to the left:

-2(1+7a)-(-a+4(1-3a))=0

We add all the numbers together, and all the variables

-2(7a+1)-(-a+4(-3a+1))=0

We multiply parentheses

-14a-(-a+4(-3a+1))-2=0



We calculate terms in parentheses: -(-a+4(-3a+1)), so:

-a+4(-3a+1)

We add all the numbers together, and all the variables

-1a+4(-3a+1)

We multiply parentheses

-1a-12a+4

We add all the numbers together, and all the variables

-13a+4

Back to the equation:

-(-13a+4)



We get rid of parentheses

-14a+13a-4-2=0

We add all the numbers together, and all the variables

-1a-6=0

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

-a=6

a=6/-1

a=-6

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