3(w+8)+6w=-21

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Solution for 3(w+8)+6w=-21 equation: 



3(w+8)+6w=-21

We move all terms to the left:

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

We add all the numbers together, and all the variables

6w+3(w+8)+21=0

We multiply parentheses

6w+3w+24+21=0

We add all the numbers together, and all the variables

9w+45=0

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

9w=-45

w=-45/9

w=-5

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