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Mathematics 8 Online
OpenStudy (anonymous):

Fill in the blank with the numerator of the difference shown below.

OpenStudy (elonasushchik):

3x/(2x + 1) - x/(9x - 1) = 3x(9x - 1) - x(2x + 1)/(x - 1)(2x + 1) = (25x^2 - 4x)/(x - 1)(2x + 1) = x(25x - 4)/(x -1)(2x + 1)

OpenStudy (elonasushchik):

-3

OpenStudy (elonasushchik):

@soflycreative

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