-2-a=-1+7(8+8a)

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Solution for -2-a=-1+7(8+8a) equation: 



-2-a=-1+7(8+8a)

We move all terms to the left:

-2-a-(-1+7(8+8a))=0

We add all the numbers together, and all the variables

-a-(-1+7(8a+8))-2=0

We add all the numbers together, and all the variables

-1a-(-1+7(8a+8))-2=0



We calculate terms in parentheses: -(-1+7(8a+8)), so:

-1+7(8a+8)

determiningTheFunctionDomain
7(8a+8)-1

We multiply parentheses

56a+56-1

We add all the numbers together, and all the variables

56a+55

Back to the equation:

-(56a+55)



We get rid of parentheses

-1a-56a-55-2=0

We add all the numbers together, and all the variables

-57a-57=0

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

-57a=57

a=57/-57

a=-1

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