-2(10w+10)=2(-9w+7)

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Solution for -2(10w+10)=2(-9w+7) equation: 



-2(10w+10)=2(-9w+7)

We move all terms to the left:

-2(10w+10)-(2(-9w+7))=0

We multiply parentheses

-20w-(2(-9w+7))-20=0



We calculate terms in parentheses: -(2(-9w+7)), so:

2(-9w+7)

We multiply parentheses

-18w+14

Back to the equation:

-(-18w+14)



We get rid of parentheses

-20w+18w-14-20=0

We add all the numbers together, and all the variables

-2w-34=0

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

-2w=34

w=34/-2

w=-17

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