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Mathematics 21 Online
OpenStudy (anonymous):

Evaluate the expression below when x = 9. 3x + 2x2 - 9 Select one of the options below as your answer: A. 54 B. 180 C. 342 D. 4,365

OpenStudy (bahrom7893):

wth? i didnt post this here.. sorry

OpenStudy (anonymous):

ight

OpenStudy (bahrom7893):

3*9+2*81-9 is 180 i answered this

jhonyy9 (jhonyy9):

B. is correct

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