16+7a=8-(-a+4)

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Solution for 16+7a=8-(-a+4) equation: 



16+7a=8-(-a+4)

We move all terms to the left:

16+7a-(8-(-a+4))=0

We add all the numbers together, and all the variables

7a-(8-(-1a+4))+16=0



We calculate terms in parentheses: -(8-(-1a+4)), so:

8-(-1a+4)

determiningTheFunctionDomain
-(-1a+4)+8

We get rid of parentheses

1a-4+8

We add all the numbers together, and all the variables

a+4

Back to the equation:

-(a+4)



We get rid of parentheses

7a-a-4+16=0

We add all the numbers together, and all the variables

6a+12=0

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

6a=-12

a=-12/6

a=-2

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