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OpenStudy (anonymous):
Which correctly gives the expression using addition? –17.9 – 4.2 A. –17.9 + 4.2 B. 17.9 + 4.2 C. –17.9 + (–4.2) D. 17.9 + (–4.2)
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OpenStudy (ahvei):
A
OpenStudy (anonymous):
thank you
OpenStudy (ahvei):
yw
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