20=-2(5x-10)

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Solution for 20=-2(5x-10) equation: 



20=-2(5x-10)

We move all terms to the left:

20-(-2(5x-10))=0



We calculate terms in parentheses: -(-2(5x-10)), so:

-2(5x-10)

We multiply parentheses

-10x+20

Back to the equation:

-(-10x+20)



We get rid of parentheses

10x-20+20=0

We add all the numbers together, and all the variables

10x=0

x=0/10

x=0

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