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OpenStudy (anonymous):
Which equation matches the sentence? Three less than 9 times a number is 21. A.3n + 9 = 21 B.9n – 3 = 21 C.3n – 9 = 21
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Vocaloid (vocaloid):
hints: "9 times a number" is 9n "three less" is -3 "is" is an equals sign
OpenStudy (anonymous):
B. She basically explains it^
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