7a-6(1+3a)=-a-4(-5+3a)

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Solution for 7a-6(1+3a)=-a-4(-5+3a) equation: 



7a-6(1+3a)=-a-4(-5+3a)

We move all terms to the left:

7a-6(1+3a)-(-a-4(-5+3a))=0

We add all the numbers together, and all the variables

7a-6(3a+1)-(-a-4(3a-5))=0

We multiply parentheses

7a-18a-(-a-4(3a-5))-6=0



We calculate terms in parentheses: -(-a-4(3a-5)), so:

-a-4(3a-5)

We add all the numbers together, and all the variables

-1a-4(3a-5)

We multiply parentheses

-1a-12a+20

We add all the numbers together, and all the variables

-13a+20

Back to the equation:

-(-13a+20)



We add all the numbers together, and all the variables

-11a-(-13a+20)-6=0

We get rid of parentheses

-11a+13a-20-6=0

We add all the numbers together, and all the variables

2a-26=0

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

2a=26

a=26/2

a=13

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