-2(x+9)=2(x-9)

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Solution for -2(x+9)=2(x-9) equation: 



-2(x+9)=2(x-9)

We move all terms to the left:

-2(x+9)-(2(x-9))=0

We multiply parentheses

-2x-(2(x-9))-18=0



We calculate terms in parentheses: -(2(x-9)), so:

2(x-9)

We multiply parentheses

2x-18

Back to the equation:

-(2x-18)



We get rid of parentheses

-2x-2x+18-18=0

We add all the numbers together, and all the variables

-4x=0

x=0/-4

x=0

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