Translate the English sentence into a mathematical sentence and solve, if necessary. Use x as the variable.Five less than four times a number is at most fifteen.
A. 5x - 4 ? 15, x ? 
B. 4x - 5 ? 15, x ? 5
C. 4x - 5 ? 15, x ? 5
D. 5 - 4x ? 15, x ? -2.5
Answer: C
Mathematics
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, 
, 
, 
, 
A. 
, 
, 
, 
, 
B. 
, 
C. 
, 
, 
, 
D. 
, 
, 
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A. {-7 ± 7i
}
B. {7 ± 7i
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