7(w-4)-9w=-(w+4)-3w

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Solution for 7(w-4)-9w=-(w+4)-3w equation: 



7(w-4)-9w=-(w+4)-3w

We move all terms to the left:

7(w-4)-9w-(-(w+4)-3w)=0

We add all the numbers together, and all the variables

-9w+7(w-4)-(-(w+4)-3w)=0

We multiply parentheses

-9w+7w-(-(w+4)-3w)-28=0



We calculate terms in parentheses: -(-(w+4)-3w), so:

-(w+4)-3w

We add all the numbers together, and all the variables

-3w-(w+4)

We get rid of parentheses

-3w-w-4

We add all the numbers together, and all the variables

-4w-4

Back to the equation:

-(-4w-4)



We add all the numbers together, and all the variables

-2w-(-4w-4)-28=0

We get rid of parentheses

-2w+4w+4-28=0

We add all the numbers together, and all the variables

2w-24=0

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

2w=24

w=24/2

w=12

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