3(-4w-5)=-7(5+w)

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Solution for 3(-4w-5)=-7(5+w) equation: 



3(-4w-5)=-7(5+w)

We move all terms to the left:

3(-4w-5)-(-7(5+w))=0

We add all the numbers together, and all the variables

3(-4w-5)-(-7(w+5))=0

We multiply parentheses

-12w-(-7(w+5))-15=0



We calculate terms in parentheses: -(-7(w+5)), so:

-7(w+5)

We multiply parentheses

-7w-35

Back to the equation:

-(-7w-35)



We get rid of parentheses

-12w+7w+35-15=0

We add all the numbers together, and all the variables

-5w+20=0

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

-5w=-20

w=-20/-5

w=+4

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