-4(w+3)+7=-21

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Solution for -4(w+3)+7=-21 equation: 



-4(w+3)+7=-21

We move all terms to the left:

-4(w+3)+7-(-21)=0

We add all the numbers together, and all the variables

-4(w+3)+28=0

We multiply parentheses

-4w-12+28=0

We add all the numbers together, and all the variables

-4w+16=0

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

-4w=-16

w=-16/-4

w=+4

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