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OpenStudy (anonymous):
Four times the sum of a number and 15 is at least 120. Let x represent the number. Find all possible values for x. A. x^3 26 B. x^3 -15 C. x^3 15 D. x^3 -26 multiply choice
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OpenStudy (anonymous):
4(x+15)>=120 can you do it from here?
OpenStudy (anonymous):
I don't understand where the X^3 's are coming from?
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