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OpenStudy (anonymous):
A number is decreased by seven. Then, the new number is multiplied by 3 to get an answer of -9. What is the original number? (A) -30 (B) 30 (C) 4 (D) -4
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OpenStudy (anonymous):
(C) 4 \[(x-7)*3=-9\]\[x = 4\]
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