13w=28+9w

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Solution for 13w=28+9w equation: 



13w=28+9w

We move all terms to the left:

13w-(28+9w)=0

We add all the numbers together, and all the variables

13w-(9w+28)=0

We get rid of parentheses

13w-9w-28=0

We add all the numbers together, and all the variables

4w-28=0

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

4w=28

w=28/4

w=7

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