20=-8w+2(w-2)

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Solution for 20=-8w+2(w-2) equation: 



20=-8w+2(w-2)

We move all terms to the left:

20-(-8w+2(w-2))=0



We calculate terms in parentheses: -(-8w+2(w-2)), so:

-8w+2(w-2)

We multiply parentheses

-8w+2w-4

We add all the numbers together, and all the variables

-6w-4

Back to the equation:

-(-6w-4)



We get rid of parentheses

6w+4+20=0

We add all the numbers together, and all the variables

6w+24=0

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

6w=-24

w=-24/6

w=-4

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