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Mathematics 8 Online
OpenStudy (anonymous):

Factor completely: 18x2 − 21x − 15

OpenStudy (anonymous):

3 (2 x+1) (3 x-5)

OpenStudy (anonymous):

18x^2-21x-15 = 18x^2-30x+9x-15 Group terms: 6x(3x-5)+3(3x-5) = (6x+3)(3x-5)

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