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Mathematics 8 Online
OpenStudy (anonymous):

(x - 7)(x + 12)

OpenStudy (anonymous):

x^2+5x-84

OpenStudy (anonymous):

do foil

OpenStudy (anonymous):

whre do u get the 84 from?

OpenStudy (anonymous):

lol -12x7=-84

OpenStudy (anonymous):

ohh okk thanks.. !

OpenStudy (amistre64):

its just multiplying 2 "numbers" x + 12 x - 7 ----------- -7x -84 x^2+12x ------------- x^2+ 5x -84

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