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-2x-5=-(2x+5)
We move all terms to the left:
-2x-5-(-(2x+5))=0
We calculate terms in parentheses: -(-(2x+5)), so:We get rid of parentheses
-(2x+5)
We get rid of parentheses
-2x-5
Back to the equation:
-(-2x-5)
-2x+2x+5-5=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
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