Using the formula P = 2(a + b), find a when P = 15 and b = 5.

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Using the formula P = 2(a + b), find a when P = 15 and b = 5.

Mathematics
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At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.

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Help, I will best answer, this is the hardest question to me..
substitute 15 for P and 5 for b 15 = 2(a+5) divide both sides by 2 and subtract 5 to isolate a
so, it would be 2.5?

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yup, excellent work!
Thank you!.. I am excellent when it comes to solving the problem, but when it comes to figuring out how to make the problem is what gets me.
I think setting up the problem is the hardest part
Yeah.
I have 2 word problems for my home work left nad seting up the probelm is hard. It gets me all confused
word problems are not as difficult as they seem...you basically have to write it out like you read it....using " math " language
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