-3(-7w+7)-w=6(w-1)-8

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Solution for -3(-7w+7)-w=6(w-1)-8 equation: 



-3(-7w+7)-w=6(w-1)-8

We move all terms to the left:

-3(-7w+7)-w-(6(w-1)-8)=0

We add all the numbers together, and all the variables

-1w-3(-7w+7)-(6(w-1)-8)=0

We multiply parentheses

-1w+21w-(6(w-1)-8)-21=0



We calculate terms in parentheses: -(6(w-1)-8), so:

6(w-1)-8

We multiply parentheses

6w-6-8

We add all the numbers together, and all the variables

6w-14

Back to the equation:

-(6w-14)



We add all the numbers together, and all the variables

20w-(6w-14)-21=0

We get rid of parentheses

20w-6w+14-21=0

We add all the numbers together, and all the variables

14w-7=0

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

14w=7

w=7/14

w=1/2

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