7(3w-2)+4(w-4)=20

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Solution for 7(3w-2)+4(w-4)=20 equation: 



7(3w-2)+4(w-4)=20

We move all terms to the left:

7(3w-2)+4(w-4)-(20)=0

We multiply parentheses

21w+4w-14-16-20=0

We add all the numbers together, and all the variables

25w-50=0

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

25w=50

w=50/25

w=2

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