-16-a=(-a+2)2

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Solution for -16-a=(-a+2)2 equation: 



-16-a=(-a+2)2

We move all terms to the left:

-16-a-((-a+2)2)=0

We add all the numbers together, and all the variables

-a-((-1a+2)2)-16=0

We add all the numbers together, and all the variables

-1a-((-1a+2)2)-16=0



We calculate terms in parentheses: -((-1a+2)2), so:

(-1a+2)2

We multiply parentheses

-2a+4

Back to the equation:

-(-2a+4)



We get rid of parentheses

-1a+2a-4-16=0

We add all the numbers together, and all the variables

a-20=0

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

a=20

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