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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

3a-(-5a-(3a+7))+18=0



We calculate terms in parentheses: -(-5a-(3a+7)), so:

-5a-(3a+7)

We get rid of parentheses

-5a-3a-7

We add all the numbers together, and all the variables

-8a-7

Back to the equation:

-(-8a-7)



We get rid of parentheses

3a+8a+7+18=0

We add all the numbers together, and all the variables

11a+25=0

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

11a=-25

a=-25/11

a=-2+3/11

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