-2=-2(a+2)

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



-2=-2(a+2)

We move all terms to the left:

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



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

-2(a+2)

We multiply parentheses

-2a-4

Back to the equation:

-(-2a-4)



We get rid of parentheses

2a+4-2=0

We add all the numbers together, and all the variables

2a+2=0

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

2a=-2

a=-2/2

a=-1

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