-66=4-7w

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Solution for -66=4-7w equation: 



-66=4-7w

We move all terms to the left:

-66-(4-7w)=0

We add all the numbers together, and all the variables

-(-7w+4)-66=0

We get rid of parentheses

7w-4-66=0

We add all the numbers together, and all the variables

7w-70=0

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

7w=70

w=70/7

w=10

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