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Mathematics 15 Online
OpenStudy (anonymous):

Which expression is a factor of 2xy + 6x – 3y – 9? a) y – 3 b)2x – 3 c)x – 2 d)2y + 3

OpenStudy (anonymous):

Answer is B. http://www.wolframalpha.com/input/?i=2xy+%2B+6x+ –+3y+–+9

OpenStudy (anonymous):

Thank you again!!!!

OpenStudy (anonymous):

no problem.

OpenStudy (anonymous):

2xy + 6x – 3y – 9 =2x(y+3) -3(y+3) =(2x-3)(y+3)

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