20=10(w-2)

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



20=10(w-2)

We move all terms to the left:

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



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

10(w-2)

We multiply parentheses

10w-20

Back to the equation:

-(10w-20)



We get rid of parentheses

-10w+20+20=0

We add all the numbers together, and all the variables

-10w+40=0

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

-10w=-40

w=-40/-10

w=+4

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