20=6w+2(w-2)

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Solution for 20=6w+2(w-2) equation: 



20=6w+2(w-2)

We move all terms to the left:

20-(6w+2(w-2))=0



We calculate terms in parentheses: -(6w+2(w-2)), so:

6w+2(w-2)

We multiply parentheses

6w+2w-4

We add all the numbers together, and all the variables

8w-4

Back to the equation:

-(8w-4)



We get rid of parentheses

-8w+4+20=0

We add all the numbers together, and all the variables

-8w+24=0

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

-8w=-24

w=-24/-8

w=+3

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