-3x-20-7x=-2(5x+10)

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Solution for -3x-20-7x=-2(5x+10) equation: 



-3x-20-7x=-2(5x+10)

We move all terms to the left:

-3x-20-7x-(-2(5x+10))=0

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

=0

x=0/1

x=0

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