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OpenStudy (anonymous):
Combine like terms. 9 + 18s – 7s A. 20s B. 9 - 11s C. 20 D. 9 + 11s
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OpenStudy (anonymous):
Will give medals and will fan!
OpenStudy (michele_laino):
please, note that we can re-write your expression as below: \[9+(18-7)s=...\] since I factor out an s from the second and third term. Please complete the computation
OpenStudy (anonymous):
I think the answer would be D but I'm not sure
OpenStudy (michele_laino):
That's right!
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