105=-7-4(4a-4)

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Solution for 105=-7-4(4a-4) equation: 



105=-7-4(4a-4)

We move all terms to the left:

105-(-7-4(4a-4))=0



We calculate terms in parentheses: -(-7-4(4a-4)), so:

-7-4(4a-4)

determiningTheFunctionDomain
-4(4a-4)-7

We multiply parentheses

-16a+16-7

We add all the numbers together, and all the variables

-16a+9

Back to the equation:

-(-16a+9)



We get rid of parentheses

16a-9+105=0

We add all the numbers together, and all the variables

16a+96=0

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

16a=-96

a=-96/16

a=-6

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