beginning alebra

1) What is asked?
2) Is "W" the same as "w"? Normally, it isn't.
 
What have you tried or thought about thus far?

I hope you already know that the expression W+W can first be simplified.

Same goes for the 9w-4w part.

In future requests for help, please be specific about why you're confused, so that we may determine where to begin guidance. Please check out our Forum Guidelines, too. Cheers :cool:
 
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