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OpenStudy (mrhirohito):
From the set {1, 2, 4}, use substitution to determine which value of x makes the equation true. 11x + 9 = 31 A. none of these B. 1 C. 2 D. 4
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OpenStudy (igigighjkl):
It is c.
OpenStudy (igigighjkl):
11 x 2= 22 22 + 9 = 31
OpenStudy (igigighjkl):
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OpenStudy (mrhirohito):
Yep... .3.
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