10(w+7)=20(w-2)

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Solution for 10(w+7)=20(w-2) equation: 



10(w+7)=20(w-2)

We move all terms to the left:

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

We multiply parentheses

10w-(20(w-2))+70=0



We calculate terms in parentheses: -(20(w-2)), so:

20(w-2)

We multiply parentheses

20w-40

Back to the equation:

-(20w-40)



We get rid of parentheses

10w-20w+40+70=0

We add all the numbers together, and all the variables

-10w+110=0

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

-10w=-110

w=-110/-10

w=+11

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